Search Result

Results for "

indicator dye

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Fluorescent Dye (58) Bacterial (8) Biochemical Assay Reagents (18) Cytochrome P450 (2) Environmental Pollutants (8) Glutathione Peroxidase (1) Lipase (1) Mitochondrial Metabolism (1) MOFs (2) Phosphatase (1) Reactive Oxygen Species (ROS) (1) Reference Standards (7) β-glucuronidase (2)
By Research Areas:	Cancer (2) Infection (8) Inflammation/Immunology (1) Metabolic Disease (2) Neurological Disease (1)

Inhibitors & Agonists

Fluorescent Dyes

Biochemical Assay Reagents

Targets Recommended: Fluorescent Dye

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-D1055

MitoSOX Red Maximum Cited Publications 263 Publications Verification	Fluorescent Dye Reactive Oxygen Species (ROS) Mitochondrial Metabolism	Cancer
MitoSOX Red is a live cell fluorescent probe that specifically targets mitochondria and is cell membrane permeable. MitoSOX Red enters mitochondria and is oxidized by superoxide but not by other ROS or RNS generating systems. The oxidized MitoSOX Red then binds to nucleic acids in mitochondria/nucleus, producing strong red fluorescence. MitoSOX Red can be used as a fluorescent indicator to specifically detect superoxide. In addition, superoxide dismutase (SOD) can prevent the oxidation of MitoSOX Red. Excitation/emission wavelength: 510/580 nm.

HY-111391

Resazurin sodium 5 Publications Verification Diazoresorcinol sodium	Bacterial Fluorescent Dye	Infection
Resazurin sodium (Diazoresorcinol sodium) is a non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin sodium is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin sodium can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .

HY-D0040

Calcein 10+ Cited Publications Fluorexon	Fluorescent Dye	Others
Calcein is a fluorescent dye and self-quenching probe, used as an indicator of lipid vesicle leakage, and also as a complexometric indicator for titration of calcium ions with EDTA, and for fluorometric determination of calcium. Calcein cannot directly cross the intact cell membrane of a living cell, unlike Calcein-AM (HY-D0041) which is cell-permeable. Calcein can also be used as a model drug for evaluating efficiency and bioavailability of drug delivery systems .

HY-D0169

Phenol Red 1 Publications Verification Phenolsulfonephthalein	Environmental Pollutants Fluorescent Dye	Others
Phenol red (Phenolsulfonephthalein) is a pH indicator dye, relying on a distinct color change from pink to yellow in case of a positive reaction .

HY-D0018

DCIP sodium 1 Publications Verification Dichlorophenylindophenol sodium; DCPIP sodium; Indochlorophenol sodium	Biochemical Assay Reagents	Others
DCIP sodium is a blue dye commonly used in various biochemical and biotechnological applications as an indicator of redox reactions. DCIP sodium has unique chemical properties that change color according to the oxidation state of the substance being tested. It is commonly used in enzyme assays, such as measuring the activity of succinate dehydrogenase, or in protein quantification methods, such as the Lowry assay.

HY-D0034

9,10-Anthracenediyl-bis(methylene)dimalonic acid 3 Publications Verification ABMDMA	Fluorescent Dye MOFs	Cancer
9,10-Anthracenediyl-bis(methylene)dimalonic acid (ABMDMA) is a biological dye and indicator used to detect singlet oxygen generation (SOG). 9,10-Anthracenediyl-bis(methylene)dimalonic acid is water-soluble derivative of anthracene. 9,10-Anthracenediyl-bis(methylene)dimalonic acid can be photobleached by singlet oxygen to its corresponding endoperoxide. This reaction can be monitored spectrophotometrically by recording the decrease of absorbance at 400 nm .

HY-B1571

Bromophenol blue	Environmental Pollutants Fluorescent Dye	Others
Bromophenol blue is an acid phthalein dye, and it is used as a tracking dye for electrophoresis. Bromophenol blue is also used as a pH indicator, with a transition range of pH 3 to 4.6. Bromophenol blue is used as a sensor for the determination of several compounds including ammonia, drugs, proteins and amino acids. The binding of Bromophenol blue to proteins is accompanied by the appearance of a strong absorbance at 610 nm .

HY-111391A

Resazurin sodium, indicator Diazoresorcinol sodium, indicator	Bacterial Fluorescent Dye	Others
Resazurin (Diazoresorcinol) sodium, indicator is a non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin sodium, indicator is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin sodium, indicator can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .

HY-W127711

Fast Blue B Salt, Dye content ~95%	Phosphatase Lipase	Metabolic Disease Inflammation/Immunology
Fast Blue B Salt, Dye content ~95% is a diazo dye, primarily used as a chromogenic substrate in biochemical analysis. Fast Blue B Salt, Dye content ~95% is the coupling agent for the histochemical demonstration of proteases. Fast Blue B Salt, Dye content ~95% can be used for the detection of acid phosphatase in Clostridium perfringens, and also for the determination of lipase activity. Fast Blue B Salt, Dye content ~95% reacts directly with the active hydroxyl groups in phenolic compounds to determine the content of phenolic substances .

HY-D0896

ANS 1 Publications Verification ANSA; 8-Anilino-1-naphthalenesulfonic acid	Bacterial	Infection
ANS (8-Anilino-1-naphthalenesulfonic acid) is a competitive inhibitor targeting thyroxine binding globulin (TBG) (K_i=2.09×10 ⁶ M ^-1). ANS is used in radioimmunoassay by displacing bound triiodothyronine (T3) to improve detection sensitivity. ANS can block the protein binding site of T3 and release free T3 for antibody recognition. As a fluorescent probe, ANS can specifically bind to the hydrophobic region of proteins (such as membrane proteins) and monitor the dynamics of protein conformation through changes in fluorescent signals. It is widely used in biochemical research and antibacterial material development .

HY-W110798

*Bromophenol blue indicator* (3.0-4.6)** 1 Publications Verification	Environmental Pollutants Biochemical Assay Reagents	Others
Bromophenol blue indicator (3.0-4.6) is a synthetic dye commonly used as an acid-base indicator with a transition range of pH 3.0-4.6. Bromophenol blue indicator (3.0-4.6) is water soluble and changes color from yellow to blue as the pH of the solution changes from acidic to basic. Its unique chemical properties make it an important ingredient in a variety of scientific applications, especially in biochemistry and molecular biology. In addition, it can be used as a stain in microbiology and histology. However, Bromophenol blue indicator (3.0-4.6) has potential irritating and staining properties.

HY-D1247

Hydroxynaphthol Blue	Biochemical Assay Reagents	Others
Hydroxynaphthol Blue is an azo dye and serves as a metal indicator. Hydroxynaphthol Blue binds to specific metal ions to form stable complexes with distinct color and fluorescence properties. Hydroxynaphthol Blue is used for the visual monitoring of isothermal nucleic acid amplification results. A visible color difference appears between positive and negative nucleic acid amplification reactions, allowing result discrimination by the naked eye without opening the reaction tube .

HY-D0166A

Neutral Red (IND)	Biochemical Assay Reagents	Others
Neutral Red (IND) is an organic dye commonly used in biology and cytology laboratories. It can be used to stain living cells, secreted proteins and other molecular structures, etc., and has a wide range of applications in cell imaging and staining. In addition, Neutral Red (IND) is widely used in industrial fields such as water treatment, food processing and paper manufacturing, for example as an indicator or colorant. Although the compound has no direct medical application, it has important application value in the fields of biology, chemistry and industry.

HY-D0215

Safranin Safranine T	Fluorescent Dye Bacterial	Infection Metabolic Disease
Safranin (Safranin T) is an important and classical phenazinium dye. Safranin has been extensively used in the academic field as a spectroscopic probe and indicator. Safranin possesses a planar structure and cationic charge. Safranin can readily intercalate into biological macromolecules, including DNA and proteins. Safranin has antibacterial effects against gram-positive bacteria (S. aureus). Safranin can be used as a redox indicator in the determination of metal ion concentration .

HY-N1442

Acid orange 7 Orange II; D&C Orange NO. 4	Environmental Pollutants Biochemical Assay Reagents	Others
Acid Orange 7 (Orange II; D&C Orange NO. 4) is an azo dye widely used in the textile, food and cosmetic industries. Acid Orange 7 is mainly used as a colorant by combining with fibers and other substances through azo bonds. Acid Orange 7 has a maximum absorption wavelength at 484-485 nm, and the concentration is measured using a UV-visible spectrophotometer. Acid Orange 7 is difficult to degrade and has a certain degree of toxicity. It is often used to study various sewage treatment technologies and photocatalytic degradation reactions, and to evaluate the removal effects of different treatment methods on organic pollutants .

HY-D0284

Pigment Yellow 139	Fluorescent Dye	Others
Pigment Yellow 139 is a biological dye and indicator. Pigment Yellow 139 is an organic pigment and an additive for color filters of liquid crystal displays. When formulated in a dye-pigment hybrid system, Pigment Yellow 139 can form color filters with specific chromaticity coordinates, brightness, contrast, and average particle size .

HY-118907

Methyl Orange	Fluorescent Dye	Others
Methyl Orange is a soluble azo dye commonly used as an acid-base indicator and for staining cells and tissue sections, as well as for dyeing textiles. Methyl Orange appears red at a pH of 3.1 and changes to bright yellow as the pH increases to 4.4. Methyl Orange (500 mg/L) exhibits cytotoxicity and can cause DNA damage .

HY-D0055

3-Cyano-7-ethoxycoumarin 1 Publications Verification	Cytochrome P450	Others
3-Cyano-7-ethoxycoumarin is a fluorescent cytochrome P-450 substrate that generates a blue fluorescent product upon enzymatic cleavage. 3-Cyano-7-ethoxycoumarin is used to detect the activity of mixed-function oxidases in isolated rat hepatocytes. 3-Cyano-7-ethoxycoumarin serves as a biological dye and indicator for research .

HY-15935B

X-Gluc cyclohexanamine	β-glucuronidase Fluorescent Dye	Others
X-Gluc cyclohexanamine is a dye reagent for the detection of β-glucuronidase (GUS), an enzyme produced by E. coli. X-Gluc cyclohexanamine can be used to detect E. coli contamination in food, water and the urinary tract (GUS as a specific detection indicator). X-Gluc cyclohexanamine is also widely used in molecular biology experiments to label and detect the expression of target genes (reacts with the GUS gene, appears blue) .

HY-W040144

Bromocresol green	Fluorescent Dye	Others
Bromocresol green is a pH-sensitive triphenylmethane dye commonly used for the determination of protein and albumin in serum. Bromocresol green is a bio-based dye with a yellow-green to blue-green color. Bromocresol green turns yellow (λmax=435 nm, protonated form) when placed in acidic solution (e.g. pH=4.15), and turns blue in basic solution (λmax=615 nm, deprotonated form). Bromocresol green is widely used as a pH indicator in the field of biochemical analysis. In addition, Bromocresol green is also used to detect the concentration of molecules such as creatinine, and to judge the viability of cells .

HY-W110927

*Alizarin Red S Indicator* (4.3-6.3), IND**	Biochemical Assay Reagents Fluorescent Dye	Others
Alizarin red S indicator (C.I. 58005) is a reductively active (quinone-based) anthraquinone dye that forms complexes with metal ions (such as zirconium, calcium) or boric acid to label calcium deposition and perform electrochemical sensing functions. Alizarin Red S undergoes reversible redox reactions (for electrochemical detection) and irreversible chelation (for bone staining). Alizarin Red S is mainly used in bone metabolism research (labeling mineralized tissue), sugar detection (boric acid-sugar competition system) and metal ion sensing (such as zirconium ion detection)， and can be used in osteoporosis and metabolic disease research .

HY-D0304

Rhodamine B base Solvent red 49	Fluorescent Dye	Others
Rhodamine B base (Solvent red 49) is a fluorescent dye (Ex=543 nM; Em=565 nM) .

HY-Y0699

Methyl red	Environmental Pollutants Fluorescent Dye	Others
Methyl red is a pH-sensitive acid-base indicator and colorimetric reagent with a pKa of 5.1. Methyl red achieves visual judgment of the titration endpoint through reversible structural changes of protonation (red, pH <4.4) and deprotonation (yellow, pH >6.2). Methyl red is widely used in acid-base titration in chemical analysis and buffer pH monitoring in biochemistry .

HY-101887

Calcein Blue 2 Publications Verification	Fluorescent Dye	Others
Calcein Blue, a membrane-impermeant fluorescent dye, is a coumarin derivative that contains an iminodiacetic acid structure. Calcein Blue is also a metallofluorochromic indicator .

HY-D0176

Dextrosil KA (65% in water) (3-Chloro-2-hydroxypropyl)trimethylammonium chloride	Biochemical Assay Reagents	Others
Dextrosil KA ((3-Chloro-2-hydroxypropyl) trimethylammonium (chloride)) is a biological dye and indicator that can be used as a biomaterial or organic compound in life science-related research .

HY-W110910

Eriochrome black T, Indicator	Biochemical Assay Reagents	Infection
Eriochrome black T, Indicator is a complexing agent for metal ions (e.g., Ca ²⁺, Mg ²⁺) and is used as an indicator in complexometric titrations. Eriochrome black T, Indicator forms colored complexes with metal ions through covalent coordination bonds, and indicates the endpoint of the titration by color change. Eriochrome black T, Indicator can be used as an anionic azo dye in photocatalytic degradation studies to evaluate the performance of photocatalysts. The reaction solution of Eriochrome black T, Indicator combined with Mg ²⁺ is initially purple. During loop-mediated isothermal amplification (LAMP), the color changes from purple to sky blue due to the consumption of Mg ²⁺ by the formation of magnesium pyrophosphate, indicating a positive reaction. The optimal concentration of Eriochrome black T, Indicator in LAMP is 60 μM, and the detection limit for Mycobacterium tuberculosis is 1 pg DNA/reaction .

HY-D0169A

Phenol Red sodium salt 1 Publications Verification Phenolsulfonephthalein sodium salt	Fluorescent Dye Glutathione Peroxidase	Others
Phenol red (Phenolsulfonephthalein) sodium salt is a pH indicator dye. Phenol Red sodium salt is also an antagonist of rat P2X1R. Phenol Red sodium salt enhances the halogenating activity of myeloperoxidase. Phenol Red sodium salt shows a distinct color change from pink to yellow in a positive pH reaction .

HY-15935C

X-Gluc sodium	β-glucuronidase Fluorescent Dye	Others
X-Gluc sodium is a dye reagent for the detection of β-glucuronidase (GUS), an enzyme produced by E. coli. X-Gluc sodium can be used to detect E. coli contamination in food, water and the urinary tract (GUS as a specific detection indicator). X-Gluc sodium is also widely used in molecular biology experiments to label and detect the expression of target genes (reacts with the GUS gene, appears blue) .

HY-118540

Resazurin Diazoresorcinol	Fluorescent Dye Bacterial	Infection
Resazurin (Diazoresorcinol) is a water-soluble, non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .

HY-D0202

Arsenazo III	Fluorescent Dye	Others
Arsenazo III is an azo derivative of chromotropic acid, a metal chrome dye, a chelating agent, and a cation complexing agent. Arsenazo III forms stable 1:1 complexes with Ca ²⁺, Mg ²⁺, Sr ²⁺, Ba ²⁺, K ⁺, and Na ⁺, and its binding affinity for Ca ²⁺ depends on pH, alkali metal cation concentration, and buffer parameters. Arsenazo III serves as a colorimetric indicator for micromolar ionized Ca ²⁺ in cells .

HY-112624F

CY7-Dextran (MW 4000)	Fluorescent Dye	Others
CY7-Dextran (MW 4000) is a fluorescent dye that consists of CY7 (HY-D0825) and Dextran (HY-112624) (Ex=740 nm; Em=770 nm). CY7-Dextran (MW 4000) can be used as a cell volume indicator and delineates the thin peripheral edges of the cells .

HY-D0800

Mordant Blue 29	Biochemical Assay Reagents	Others
Chromeazurol S is a compound belonging to the class of azo dyes. It is often used as an indicator in analytical chemistry to detect metal ions such as copper, nickel, and cobalt. Chromeazurol S turns from yellow to blue in the presence of metal ions, allowing them to be detected and quantified. It can be applied to a test strip or added directly to a solution for analysis.

HY-D0285

3,4,9,10-Perylenetetracarboxylic-diimide PTCDI	Fluorescent Dye	Others
3,4,9,10-Perylenetetracarboxylic-diimide (PTCDI), an organic heteropolycyclic compound, is a dimethylimine that can be used in biological dyes and indicators[1][2].

HY-125457

α-Naphtholbenzein p-Naphtolbenzein	Biochemical Assay Reagents	Others
α-Naphtholbenzein (p-Naphtolbenzein) is a dye. α-Naphtholbenzein can be used as a pH indicator. α-Naphtholbenzein is commonly used in experiments such as acid-base neutralization reactions, titration, and pH measurement .

HY-W250147

Basic blue 26 Victoria blue B	Biochemical Assay Reagents	Others
Basic blue 26 (Victoria blue B) is a synthetic cationic dye belonging to the class of triarylmethane dyes. It has a bright blue color and is commonly used as a colorant for a variety of applications, including textiles, paper and leather. Basic Blue 26 is also used as a biological stain for DNA and protein detection in laboratories. Due to its ability to bind negatively charged materials, it can be used as an indicator of the presence of specific molecules in biological samples. However, Basic blue 26 has been reported to have potentially harmful effects on human health and the environment and its use is regulated in some countries. Proper handling and disposal procedures are necessary to minimize its impact on the environment.

HY-D0014

Brilliant blue G-250 3 Publications Verification	Environmental Pollutants Biochemical Assay Reagents	Others
Brilliant Blue G-250 is a dye commonly used for the visualization of proteins separated by SDS-PAGE, offering a simple staining procedure and high quantitation. In the Bradford protein assay, protein concentrations are determined by the absorbance at 595 nm due to the binding of Brilliant Blue G-250 to proteins. Brilliant Blue G-250 is a safe highly selective P2×7R antagonist with promising consequent inactivation of NLRP3 inflammasome .

HY-W151206

Hydroxy naphthol blue disodium	Fluorescent Dye	Others
Hydroxy naphthol blue disodium is an azo dye compound commonly used as an acid-base indicator (λmax = 650 nm). Within the pH range of 12 to 13, the indicator solution of Hydroxy naphthol blue disodium appears pale red in the presence of calcium ions and dark blue in the presence of disodium EDTA .

HY-D0142

Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium	Fluorescent Dye	Others
Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium is a fluorescent dye and pH indicator, also as a ligand of multifunctional metal-organic framework. Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium has been used to detect CO₂ release. Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium acts as a water-soluble fluorescent dye for fluorescence quenching assays monitoring gramicidin ion-channel activity .

HY-128369

Acid Yellow 36 Metanil Yellow	Environmental Pollutants Cytochrome P450	Others
Acid Yellow 36 (Metanil Yellow) is an azo dye and a pH indicator. Acid Yellow 36 changes its color from red at pH 1.2 to yellow at pH 2.3. Acid Yellow 36 is used in the leather, paper and textile industries. Acid Yellow 36 acts as a bifunctional inducer of specific isozymes of P-450 and cytosolic enzymes .

HY-DY1051

Resazurin sodium (solution)	Bacterial Fluorescent Dye	Infection
Resazurin sodium (Diazoresorcinol sodium) (solution) is a non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin sodium is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin sodium can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) . Solvent and Concentration: Sterile water: 10 mM

HY-D0896A

ANS ammonium 1 Publications Verification NSC 1746 ammonium; Peri acid, phenyl- ammonium; Phenyl peri acid ammonium	Bacterial	Infection
ANS ammonium is a potent antibacterial agent and a textile dye. ANS ammonium can be used as fluorescence probe. ANS ammonium blocks the binding of triiodothyronine to thyroxine binding globulin in radioimmunoassay of triiodothyronine .

HY-D1091

DiSBAC2(3)	Fluorescent Dye	Neurological Disease
DiSBAC2(3) is an anionic membrane-potential-sensitive dye. DiSBAC2(3) is a plasma membrane potential indicator .

HY-D0228

4-(4-Nitrophenylazo)resorcinol Azo Violet; Magneson I	Fluorescent Dye	Others
4-(4-Nitrophenylazo)resorcinol (Azo Violet) is an azo purple dye used experimentally as a pH indicator, showing yellow when the pH value is lower than 11 and purple when the pH value is higher than 13. In slightly alkaline or alkaline environments, it also turns dark blue in the presence of magnesium salts. Azo Violet can also be used to test for the presence of ammonium ions. The color of the ammonium chloride or ammonium hydroxide solution will change depending on the concentration of azo violet used .

HY-D0265

Thymolphthalein	Environmental Pollutants Fluorescent Dye	Others
Thymolphthalein is an electrochemically active dye due to the presence of thymol fragments. Thymolphthalein is a Phthalein dye used as an acid-base indicator. It is colourless in acid pH and is blue in basic pH .

HY-D0252

m-Cresol purple	Fluorescent Dye	Others
m-Cresol purple is a pH indicator dye with large cross section and halochromic property in neutral pH range .

HY-D0798

Catechol violet	Fluorescent Dye	Others
Catechol violet is an efficient and versatile ligand for Cu(I)-catalyzed C-S coupling reactions. Catechol violet is also a complexometric indicator dye .

HY-D1760

Sodium-binding benzofuran isophthalate	Fluorescent Dye	Others
SBFI is a cell-impermeant, fluorescent Na ⁺ indicator dye. SBFI is excited at 340 nm and the fluorophore emission is collected at 450 nm . SBFI selective for Na ⁺ over K ⁺ with K_d values of 20 and 120 mM for these ions, respectively. .

HY-D1677

5(6)-Carboxynaphthofluorescein	Fluorescent Dye	Others
5(6)-Carboxynaphthofluorescein is a pH-dependent fluorophore. 5(6)-Carboxynaphthofluorescein shows good sensitivity in an alkaline pH range and it can be exploited in the construction of fiber-optic pH sensors. 5(6)-Carboxynaphthofluorescein can be used as a fluorescent pH indicator (Ex/Em=593/668 nm) .

HY-118320

Alizarine Yellow R Mordant orange 1	Fluorescent Dye	Others
Alizarine Yellow R (Mordant orange 1), Salicylic acid derivative (HY-B0167), is an azo dye. Alizarine Yellow R is used as a pH indicator and a biological stain in chemical examinations and dyeing industries .

HY-D0112

7-Hydroxycoumarin-4-acetic acid	Fluorescent Dye	Others
7-Hydroxycoumarin-4-acetic acid, a pH-indicator dye, is covalently bound to bovine serum albumin (BSA) at the positions of reactive amino groups (λ_max=326 nm) .

Cat. No.	Product Name	Type

HY-D1055

MitoSOX Red

Maximum Cited Publications

263 Publications Verification

Fluorescent Dyes

MitoSOX Red is a live cell fluorescent probe that specifically targets mitochondria and is cell membrane permeable. MitoSOX Red enters mitochondria and is oxidized by superoxide but not by other ROS or RNS generating systems. The oxidized MitoSOX Red then binds to nucleic acids in mitochondria/nucleus, producing strong red fluorescence. MitoSOX Red can be used as a fluorescent indicator to specifically detect superoxide. In addition, superoxide dismutase (SOD) can prevent the oxidation of MitoSOX Red.
Excitation/emission wavelength: 510/580 nm.

HY-111391

Resazurin sodium

5 Publications Verification

Diazoresorcinol sodium

Fluorescent Dyes

Resazurin sodium (Diazoresorcinol sodium) is a non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin sodium is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin sodium can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .

HY-D0040

Calcein

10+ Cited Publications

Fluorexon

Fluorescent Dyes

Calcein is a fluorescent dye and self-quenching probe, used as an indicator of lipid vesicle leakage, and also as a complexometric indicator for titration of calcium ions with EDTA, and for fluorometric determination of calcium. Calcein cannot directly cross the intact cell membrane of a living cell, unlike Calcein-AM (HY-D0041) which is cell-permeable. Calcein can also be used as a model drug for evaluating efficiency and bioavailability of drug delivery systems .

HY-D0169

Phenol Red 1 Publications Verification Phenolsulfonephthalein	Fluorescent Dyes
Phenol red (Phenolsulfonephthalein) is a pH indicator dye, relying on a distinct color change from pink to yellow in case of a positive reaction .

HY-D0018

DCIP sodium

1 Publications Verification

Dichlorophenylindophenol sodium; DCPIP sodium; Indochlorophenol sodium

Fluorescent Dyes

DCIP sodium is a blue dye commonly used in various biochemical and biotechnological applications as an indicator of redox reactions. DCIP sodium has unique chemical properties that change color according to the oxidation state of the substance being tested. It is commonly used in enzyme assays, such as measuring the activity of succinate dehydrogenase, or in protein quantification methods, such as the Lowry assay.

HY-D0034

9,10-Anthracenediyl-bis(methylene)dimalonic acid

3 Publications Verification

ABMDMA

Fluorescent Dyes

9,10-Anthracenediyl-bis(methylene)dimalonic acid (ABMDMA) is a biological dye and indicator used to detect singlet oxygen generation (SOG). 9,10-Anthracenediyl-bis(methylene)dimalonic acid is water-soluble derivative of anthracene. 9,10-Anthracenediyl-bis(methylene)dimalonic acid can be photobleached by singlet oxygen to its corresponding endoperoxide. This reaction can be monitored spectrophotometrically by recording the decrease of absorbance at 400 nm .

HY-B1571

Bromophenol blue

Fluorescent Dyes

Bromophenol blue is an acid phthalein dye, and it is used as a tracking dye for electrophoresis. Bromophenol blue is also used as a pH indicator, with a transition range of pH 3 to 4.6. Bromophenol blue is used as a sensor for the determination of several compounds including ammonia, drugs, proteins and amino acids. The binding of Bromophenol blue to proteins is accompanied by the appearance of a strong absorbance at 610 nm .

HY-W127711

Fast Blue B Salt, Dye content ~95%

Fluorescent Dyes

Fast Blue B Salt, Dye content ~95% is a diazo dye, primarily used as a chromogenic substrate in biochemical analysis. Fast Blue B Salt, Dye content ~95% is the coupling agent for the histochemical demonstration of proteases. Fast Blue B Salt, Dye content ~95% can be used for the detection of acid phosphatase in Clostridium perfringens, and also for the determination of lipase activity. Fast Blue B Salt, Dye content ~95% reacts directly with the active hydroxyl groups in phenolic compounds to determine the content of phenolic substances .

HY-D0896

ANS

1 Publications Verification

ANSA; 8-Anilino-1-naphthalenesulfonic acid

Fluorescent Dyes

ANS (8-Anilino-1-naphthalenesulfonic acid) is a competitive inhibitor targeting thyroxine binding globulin (TBG) (K_i=2.09×10 ⁶ M ^-1). ANS is used in radioimmunoassay by displacing bound triiodothyronine (T3) to improve detection sensitivity. ANS can block the protein binding site of T3 and release free T3 for antibody recognition. As a fluorescent probe, ANS can specifically bind to the hydrophobic region of proteins (such as membrane proteins) and monitor the dynamics of protein conformation through changes in fluorescent signals. It is widely used in biochemical research and antibacterial material development .

HY-D0166A

Neutral Red (IND)

Fluorescent Dyes

Neutral Red (IND) is an organic dye commonly used in biology and cytology laboratories. It can be used to stain living cells, secreted proteins and other molecular structures, etc., and has a wide range of applications in cell imaging and staining. In addition, Neutral Red (IND) is widely used in industrial fields such as water treatment, food processing and paper manufacturing, for example as an indicator or colorant. Although the compound has no direct medical application, it has important application value in the fields of biology, chemistry and industry.

HY-D0215

Safranin

Safranine T

Fluorescent Dyes

Safranin (Safranin T) is an important and classical phenazinium dye. Safranin has been extensively used in the academic field as a spectroscopic probe and indicator. Safranin possesses a planar structure and cationic charge. Safranin can readily intercalate into biological macromolecules, including DNA and proteins. Safranin has antibacterial effects against gram-positive bacteria (S. aureus). Safranin can be used as a redox indicator in the determination of metal ion concentration .

HY-N1442

Acid orange 7

Orange II; D&C Orange NO. 4

Fluorescent Dyes

Acid Orange 7 (Orange II; D&C Orange NO. 4) is an azo dye widely used in the textile, food and cosmetic industries. Acid Orange 7 is mainly used as a colorant by combining with fibers and other substances through azo bonds. Acid Orange 7 has a maximum absorption wavelength at 484-485 nm, and the concentration is measured using a UV-visible spectrophotometer. Acid Orange 7 is difficult to degrade and has a certain degree of toxicity. It is often used to study various sewage treatment technologies and photocatalytic degradation reactions, and to evaluate the removal effects of different treatment methods on organic pollutants .

HY-D0284

Pigment Yellow 139	Fluorescent Dyes
Pigment Yellow 139 is a biological dye and indicator. Pigment Yellow 139 is an organic pigment and an additive for color filters of liquid crystal displays. When formulated in a dye-pigment hybrid system, Pigment Yellow 139 can form color filters with specific chromaticity coordinates, brightness, contrast, and average particle size .

HY-D0055

3-Cyano-7-ethoxycoumarin 1 Publications Verification	Fluorescent Dyes
3-Cyano-7-ethoxycoumarin is a fluorescent cytochrome P-450 substrate that generates a blue fluorescent product upon enzymatic cleavage. 3-Cyano-7-ethoxycoumarin is used to detect the activity of mixed-function oxidases in isolated rat hepatocytes. 3-Cyano-7-ethoxycoumarin serves as a biological dye and indicator for research .

HY-D0304

Rhodamine B base Solvent red 49	Fluorescent Dyes
Rhodamine B base (Solvent red 49) is a fluorescent dye (Ex=543 nM; Em=565 nM) .

HY-101887

Calcein Blue 2 Publications Verification	Fluorescent Dyes
Calcein Blue, a membrane-impermeant fluorescent dye, is a coumarin derivative that contains an iminodiacetic acid structure. Calcein Blue is also a metallofluorochromic indicator .

HY-D0169A

Phenol Red sodium salt 1 Publications Verification Phenolsulfonephthalein sodium salt	Fluorescent Dyes
Phenol red (Phenolsulfonephthalein) sodium salt is a pH indicator dye. Phenol Red sodium salt is also an antagonist of rat P2X1R. Phenol Red sodium salt enhances the halogenating activity of myeloperoxidase. Phenol Red sodium salt shows a distinct color change from pink to yellow in a positive pH reaction .

HY-15935C

X-Gluc sodium

Fluorescent Dyes

X-Gluc sodium is a dye reagent for the detection of β-glucuronidase (GUS), an enzyme produced by E. coli. X-Gluc sodium can be used to detect E. coli contamination in food, water and the urinary tract (GUS as a specific detection indicator). X-Gluc sodium is also widely used in molecular biology experiments to label and detect the expression of target genes (reacts with the GUS gene, appears blue) .

HY-118540

Resazurin

Diazoresorcinol

Fluorescent Dyes

Resazurin (Diazoresorcinol) is a water-soluble, non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .

HY-D0202

Arsenazo III

Fluorescent Dyes

Arsenazo III is an azo derivative of chromotropic acid, a metal chrome dye, a chelating agent, and a cation complexing agent. Arsenazo III forms stable 1:1 complexes with Ca ²⁺, Mg ²⁺, Sr ²⁺, Ba ²⁺, K ⁺, and Na ⁺, and its binding affinity for Ca ²⁺ depends on pH, alkali metal cation concentration, and buffer parameters. Arsenazo III serves as a colorimetric indicator for micromolar ionized Ca ²⁺ in cells .

HY-112624F

CY7-Dextran (MW 4000)	Fluorescent Dyes
CY7-Dextran (MW 4000) is a fluorescent dye that consists of CY7 (HY-D0825) and Dextran (HY-112624) (Ex=740 nm; Em=770 nm). CY7-Dextran (MW 4000) can be used as a cell volume indicator and delineates the thin peripheral edges of the cells .

HY-D0800

Mordant Blue 29	Fluorescent Dyes
Chromeazurol S is a compound belonging to the class of azo dyes. It is often used as an indicator in analytical chemistry to detect metal ions such as copper, nickel, and cobalt. Chromeazurol S turns from yellow to blue in the presence of metal ions, allowing them to be detected and quantified. It can be applied to a test strip or added directly to a solution for analysis.

HY-D0285

3,4,9,10-Perylenetetracarboxylic-diimide PTCDI	Fluorescent Dyes
3,4,9,10-Perylenetetracarboxylic-diimide (PTCDI), an organic heteropolycyclic compound, is a dimethylimine that can be used in biological dyes and indicators[1][2].

HY-W250147

Basic blue 26

Victoria blue B

Fluorescent Dyes

Basic blue 26 (Victoria blue B) is a synthetic cationic dye belonging to the class of triarylmethane dyes. It has a bright blue color and is commonly used as a colorant for a variety of applications, including textiles, paper and leather. Basic Blue 26 is also used as a biological stain for DNA and protein detection in laboratories. Due to its ability to bind negatively charged materials, it can be used as an indicator of the presence of specific molecules in biological samples. However, Basic blue 26 has been reported to have potentially harmful effects on human health and the environment and its use is regulated in some countries. Proper handling and disposal procedures are necessary to minimize its impact on the environment.

HY-D0014

Brilliant blue G-250

3 Publications Verification

Fluorescent Dyes

Brilliant Blue G-250 is a dye commonly used for the visualization of proteins separated by SDS-PAGE, offering a simple staining procedure and high quantitation. In the Bradford protein assay, protein concentrations are determined by the absorbance at 595 nm due to the binding of Brilliant Blue G-250 to proteins. Brilliant Blue G-250 is a safe highly selective P2×7R antagonist with promising consequent inactivation of NLRP3 inflammasome .

HY-W151206

Hydroxy naphthol blue disodium	Fluorescent Dyes
Hydroxy naphthol blue disodium is an azo dye compound commonly used as an acid-base indicator (λmax = 650 nm). Within the pH range of 12 to 13, the indicator solution of Hydroxy naphthol blue disodium appears pale red in the presence of calcium ions and dark blue in the presence of disodium EDTA .

HY-D0142

Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium

Fluorescent Dyes

Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium is a fluorescent dye and pH indicator, also as a ligand of multifunctional metal-organic framework. Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium has been used to detect CO₂ release. Pyrene-1,3,6,8-tetrasulfonic acid tetrasodium acts as a water-soluble fluorescent dye for fluorescence quenching assays monitoring gramicidin ion-channel activity .

HY-128369

Acid Yellow 36 Metanil Yellow	Fluorescent Dyes
Acid Yellow 36 (Metanil Yellow) is an azo dye and a pH indicator. Acid Yellow 36 changes its color from red at pH 1.2 to yellow at pH 2.3. Acid Yellow 36 is used in the leather, paper and textile industries. Acid Yellow 36 acts as a bifunctional inducer of specific isozymes of P-450 and cytosolic enzymes .

HY-DY1051

Resazurin sodium (solution)

Fluorescent Dyes

Resazurin sodium (Diazoresorcinol sodium) (solution) is a non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin sodium is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin sodium can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .
Solvent and Concentration: Sterile water: 10 mM

HY-D0896A

ANS ammonium 1 Publications Verification NSC 1746 ammonium; Peri acid, phenyl- ammonium; Phenyl peri acid ammonium	Fluorescent Dyes
ANS ammonium is a potent antibacterial agent and a textile dye. ANS ammonium can be used as fluorescence probe. ANS ammonium blocks the binding of triiodothyronine to thyroxine binding globulin in radioimmunoassay of triiodothyronine .

HY-D1091

DiSBAC2(3)	Fluorescent Dyes
DiSBAC2(3) is an anionic membrane-potential-sensitive dye. DiSBAC2(3) is a plasma membrane potential indicator .

HY-D0228

4-(4-Nitrophenylazo)resorcinol

Azo Violet; Magneson I

Fluorescent Dyes

4-(4-Nitrophenylazo)resorcinol (Azo Violet) is an azo purple dye used experimentally as a pH indicator, showing yellow when the pH value is lower than 11 and purple when the pH value is higher than 13. In slightly alkaline or alkaline environments, it also turns dark blue in the presence of magnesium salts. Azo Violet can also be used to test for the presence of ammonium ions. The color of the ammonium chloride or ammonium hydroxide solution will change depending on the concentration of azo violet used .

HY-D0265

Thymolphthalein	Fluorescent Dyes
Thymolphthalein is an electrochemically active dye due to the presence of thymol fragments. Thymolphthalein is a Phthalein dye used as an acid-base indicator. It is colourless in acid pH and is blue in basic pH .

HY-D0252

m-Cresol purple	Fluorescent Dyes
m-Cresol purple is a pH indicator dye with large cross section and halochromic property in neutral pH range .

HY-D1760

Sodium-binding benzofuran isophthalate	Fluorescent Dyes
SBFI is a cell-impermeant, fluorescent Na ⁺ indicator dye. SBFI is excited at 340 nm and the fluorophore emission is collected at 450 nm . SBFI selective for Na ⁺ over K ⁺ with K_d values of 20 and 120 mM for these ions, respectively. .

HY-118320

Alizarine Yellow R Mordant orange 1	Fluorescent Dyes
Alizarine Yellow R (Mordant orange 1), Salicylic acid derivative (HY-B0167), is an azo dye. Alizarine Yellow R is used as a pH indicator and a biological stain in chemical examinations and dyeing industries .

HY-D0112

7-Hydroxycoumarin-4-acetic acid	Fluorescent Dyes
7-Hydroxycoumarin-4-acetic acid, a pH-indicator dye, is covalently bound to bovine serum albumin (BSA) at the positions of reactive amino groups (λ_max=326 nm) .

HY-W250148

Solvent black 5

Spirit nigrosine

Fluorescent Dyes

Solvent black 5 (Spirit nigrosine) is a synthetic dye belonging to the family of azo dyes. Also known as oil black or naphthol black, it is dark blue-black and has excellent solubility in organic solvents. Solvent black 5 is commonly used as a colorant in various industrial applications such as printing inks, coatings and plastics. It can also be used as an indicator dye to detect the presence of metals in solution. Furthermore, due to its high absorption and emission properties in the near-infrared region, it has been used in scientific research as a fluorescent biomarker for tissues and cells. However, Solvent black 5 has been reported to have potentially toxic effects on human health and the environment and its use is therefore regulated in some countries.

HY-D1442

SBFI tetraammonium	Fluorescent Dyes
SBFI (tetraammonium), the tetraammonium salt of SBFI, is a cell-impermeant sodium fluorescence indicator. SBFI (tetraammonium) is sodium-sensitive dye. The excitation wavelength is set 333 nm, and the emission wavelength is 539 nm for SBFI .

HY-D0121

INDO 1	Fluorescent Dyes
INDO 1 is a cell-impermeant fluorescent Ca ²⁺ indicator, binds specifically to Ca ²⁺ while emitting fluorescence, the maximum emission wavelength shifts from 485 nm before binding to 410 nm .

HY-D0015

Cresol red, 97%

Fluorescent Dyes

Cresol red, 97% is an acidic phenolsulfonphthalein triphenylmethane dye. Cresol red, 97% generates reactive oxygen species and singlet oxygen under ultrasonic irradiation, interacts with bovine serum albumin, alters the structure of bovine serum albumin, and oxidizes the fluorescent amino acid residues of bovine serum albumin. Cresol red, 97% can be decolorized and biodegraded by *Absidia spinosa* M15, producing phenylacetic acid and benzoic acid metabolites. Cresol red, 97% serves as a pH indicator (orange at pH 1.8-yellow at pH 2.0, yellow at pH 7.0-purple at pH 8.8). Cresol red, 97% can be used to indicate pH, temperature and salinity .

HY-D0269

1-Amino-4-hydroxyanthraquinone	Fluorescent Dyes
1-Amino-4-hydroxyanthraquinone is a red dye used as a fluorescent indicator.

HY-W110904

Methylthymol blue tetrasodium	Fluorescent Dyes
Methylthymol blue tetrasodium is a metallochromic indicator dye and can be used for determination of sulfate and calcium .

HY-D1502

FURA-PE3/AM	Fluorescent Dyes
FURA-PE3/AM is a leak-resistant fluorescent calcium indicator dye .

HY-D0011

Brom0phenol blue sodium 1 Publications Verification	Fluorescent Dyes
Bromophenol blue sodium is a pH indicator. It changes from yellow at pH 3.0 to blue at pH 4.6. Bromophenol blue sodium is also used as a tracking dye to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis .

HY-D0009

Bromocresol green sodium	Fluorescent Dyes
Bromocresol green sodium is an anionic dye. Bromocresol green sodium can be used for pH indication and DNA agarose gel electrophoresis. Bromocresol green sodium is also used in mammalian albumin measurement. Bromocresol green sodium deprotonates and produces the monoanionic form of yellow colour at lower pH (acidic condition), and produces dianionic blue colour at the basic condition .

HY-D1484

Ethyl red iodide 1,1'-Diethyl-2,4'-cyanine iodide	Fluorescent Dyes
Ethyl red (1,1'-Diethyl-2,4'-cyanine) iodide is an azo dye and acid–base indicator .

HY-D0896AR

ANS ammonium (Standard) NSC 1746 ammonium (Standard); Peri acid, phenyl- ammonium (Standard); Phenyl peri acid ammonium (Standard)	Fluorescent Dyes
ANS (ammonium) (Standard) is the analytical standard of ANS (ammonium). This product is intended for research and analytical applications. ANS ammonium is a potent antibacterial agent and a textile dye. ANS ammonium can be used as fluorescence probe. ANS ammonium blocks the binding of triiodothyronine to thyroxine binding globulin in radioimmunoassay of triiodothyronine .

HY-D0121A

INDO 1 pentapotassium	Fluorescent Dyes
INDO 1 pentapotassium is a cell-impermeant fluorescent Ca ²⁺ indicator, binds specifically to Ca ²⁺ while emitting fluorescence, the maximum emission wavelength shifts from 485 nm before binding to 410 nm .

HY-D1755

Fluo-3FF AM	Fluorescent Dyes
Fluo-3FF AM is a low affinity (Kd = 42 μM) fluorescent Ca ²⁺ sensitive indicator (Abs/Em = 462 nm/526 nm). Fluo-3FF AM is Mg ²⁺ insensitive and relatively photostable. Fluo-3FF AM is an analog of Fluo-3FF AM. Fluo-3FF AM is essentially non-fluorescent, but exhibits a strong fluorescence enhancement upon entry into cells and binding to calcium.

Cat. No.	Product Name	Type

HY-111391A

Resazurin sodium, indicator

Diazoresorcinol sodium, indicator

Biochemical Assay Reagents

Resazurin (Diazoresorcinol) sodium, indicator is a non-toxic, stable, membrane-permeable blue non-fluorescent dye (faintly fluorescent). Resazurin sodium, indicator is used as a redox indicator, can be reduced to pink, highly fluorescent Resorufin (Ex=530-560 nm, Em=590 nm) in living cells. Resazurin sodium, indicator can be used for the detection of cell viability, toxicity, proliferation, migration and invasion in cells (human, plant and animal, bacterial and fungal) .

HY-W127711

Fast Blue B Salt, Dye content ~95%

Biochemical Assay Reagents

HY-D0896

ANS

1 Publications Verification

ANSA; 8-Anilino-1-naphthalenesulfonic acid

Biochemical Assay Reagents

HY-W110798

Bromophenol blue indicator (3.0-4.6)

1 Publications Verification

Biochemical Assay Reagents

Bromophenol blue indicator (3.0-4.6) is a synthetic dye commonly used as an acid-base indicator with a transition range of pH 3.0-4.6. Bromophenol blue indicator (3.0-4.6) is water soluble and changes color from yellow to blue as the pH of the solution changes from acidic to basic. Its unique chemical properties make it an important ingredient in a variety of scientific applications, especially in biochemistry and molecular biology. In addition, it can be used as a stain in microbiology and histology. However, Bromophenol blue indicator (3.0-4.6) has potential irritating and staining properties.

HY-D1247

Hydroxynaphthol Blue

Biochemical Assay Reagents

Hydroxynaphthol Blue is an azo dye and serves as a metal indicator. Hydroxynaphthol Blue binds to specific metal ions to form stable complexes with distinct color and fluorescence properties. Hydroxynaphthol Blue is used for the visual monitoring of isothermal nucleic acid amplification results. A visible color difference appears between positive and negative nucleic acid amplification reactions, allowing result discrimination by the naked eye without opening the reaction tube .

HY-W040144

Bromocresol green

Biochemical Assay Reagents

Bromocresol green is a pH-sensitive triphenylmethane dye commonly used for the determination of protein and albumin in serum. Bromocresol green is a bio-based dye with a yellow-green to blue-green color. Bromocresol green turns yellow (λmax=435 nm, protonated form) when placed in acidic solution (e.g. pH=4.15), and turns blue in basic solution (λmax=615 nm, deprotonated form). Bromocresol green is widely used as a pH indicator in the field of biochemical analysis. In addition, Bromocresol green is also used to detect the concentration of molecules such as creatinine, and to judge the viability of cells .

HY-W110927

Alizarin Red S Indicator (4.3-6.3), IND

Biochemical Assay Reagents

Alizarin red S indicator (C.I. 58005) is a reductively active (quinone-based) anthraquinone dye that forms complexes with metal ions (such as zirconium, calcium) or boric acid to label calcium deposition and perform electrochemical sensing functions. Alizarin Red S undergoes reversible redox reactions (for electrochemical detection) and irreversible chelation (for bone staining). Alizarin Red S is mainly used in bone metabolism research (labeling mineralized tissue), sugar detection (boric acid-sugar competition system) and metal ion sensing (such as zirconium ion detection)， and can be used in osteoporosis and metabolic disease research .

HY-D0304

Rhodamine B base Solvent red 49	Biochemical Assay Reagents
Rhodamine B base (Solvent red 49) is a fluorescent dye (Ex=543 nM; Em=565 nM) .

HY-Y0699

Methyl red	Biochemical Assay Reagents
Methyl red is a pH-sensitive acid-base indicator and colorimetric reagent with a pKa of 5.1. Methyl red achieves visual judgment of the titration endpoint through reversible structural changes of protonation (red, pH <4.4) and deprotonation (yellow, pH >6.2). Methyl red is widely used in acid-base titration in chemical analysis and buffer pH monitoring in biochemistry .

HY-D0176

Dextrosil KA (65% in water) (3-Chloro-2-hydroxypropyl)trimethylammonium chloride	Biochemical Assay Reagents
Dextrosil KA ((3-Chloro-2-hydroxypropyl) trimethylammonium (chloride)) is a biological dye and indicator that can be used as a biomaterial or organic compound in life science-related research .

HY-W110910

Eriochrome black T, Indicator

Biochemical Assay Reagents

Eriochrome black T, Indicator is a complexing agent for metal ions (e.g., Ca ²⁺, Mg ²⁺) and is used as an indicator in complexometric titrations. Eriochrome black T, Indicator forms colored complexes with metal ions through covalent coordination bonds, and indicates the endpoint of the titration by color change. Eriochrome black T, Indicator can be used as an anionic azo dye in photocatalytic degradation studies to evaluate the performance of photocatalysts. The reaction solution of Eriochrome black T, Indicator combined with Mg ²⁺ is initially purple. During loop-mediated isothermal amplification (LAMP), the color changes from purple to sky blue due to the consumption of Mg ²⁺ by the formation of magnesium pyrophosphate, indicating a positive reaction. The optimal concentration of Eriochrome black T, Indicator in LAMP is 60 μM, and the detection limit for Mycobacterium tuberculosis is 1 pg DNA/reaction .

HY-D0800

Mordant Blue 29	Biochemical Assay Reagents
Chromeazurol S is a compound belonging to the class of azo dyes. It is often used as an indicator in analytical chemistry to detect metal ions such as copper, nickel, and cobalt. Chromeazurol S turns from yellow to blue in the presence of metal ions, allowing them to be detected and quantified. It can be applied to a test strip or added directly to a solution for analysis.

HY-125457

α-Naphtholbenzein p-Naphtolbenzein	Biochemical Assay Reagents
α-Naphtholbenzein (p-Naphtolbenzein) is a dye. α-Naphtholbenzein can be used as a pH indicator. α-Naphtholbenzein is commonly used in experiments such as acid-base neutralization reactions, titration, and pH measurement .

HY-D0014

Brilliant blue G-250

3 Publications Verification

Biochemical Assay Reagents

HY-D0896A

ANS ammonium 1 Publications Verification NSC 1746 ammonium; Peri acid, phenyl- ammonium; Phenyl peri acid ammonium	Biochemical Assay Reagents
ANS ammonium is a potent antibacterial agent and a textile dye. ANS ammonium can be used as fluorescence probe. ANS ammonium blocks the binding of triiodothyronine to thyroxine binding globulin in radioimmunoassay of triiodothyronine .

HY-D0265

Thymolphthalein	Biochemical Assay Reagents
Thymolphthalein is an electrochemically active dye due to the presence of thymol fragments. Thymolphthalein is a Phthalein dye used as an acid-base indicator. It is colourless in acid pH and is blue in basic pH .

HY-D0252

m-Cresol purple	Biochemical Assay Reagents
m-Cresol purple is a pH indicator dye with large cross section and halochromic property in neutral pH range .

HY-D0798

Catechol violet	Biochemical Assay Reagents
Catechol violet is an efficient and versatile ligand for Cu(I)-catalyzed C-S coupling reactions. Catechol violet is also a complexometric indicator dye .

HY-D0015

Cresol red, 97%

Biochemical Assay Reagents

HY-Y0699R

Methyl red (Standard)	Biochemical Assay Reagents
Methyl red (Standard) is the analytical standard of Methyl red. This product is intended for research and analytical applications. Methyl red is an azo dye that acts as a pH indicator. Methyl red is red and yellow at pH 4.4 and 6.0 respectively .

HY-D0011

Brom0phenol blue sodium 1 Publications Verification	Biochemical Assay Reagents
Bromophenol blue sodium is a pH indicator. It changes from yellow at pH 3.0 to blue at pH 4.6. Bromophenol blue sodium is also used as a tracking dye to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis .

HY-D0896AR

ANS ammonium (Standard) NSC 1746 ammonium (Standard); Peri acid, phenyl- ammonium (Standard); Phenyl peri acid ammonium (Standard)	Biochemical Assay Reagents
ANS (ammonium) (Standard) is the analytical standard of ANS (ammonium). This product is intended for research and analytical applications. ANS ammonium is a potent antibacterial agent and a textile dye. ANS ammonium can be used as fluorescence probe. ANS ammonium blocks the binding of triiodothyronine to thyroxine binding globulin in radioimmunoassay of triiodothyronine .

HY-W145108

Methyl red hydrochloride	Biochemical Assay Reagents
Methyl red hydrochloride is an azo dye that acts as a pH indicator. Methyl red is red and yellow at pH 4.4 and 6.0 respectively .

HY-W353607A

Bromochlorophenol Blue sodium salt	Biochemical Assay Reagents
Bromochlorophenol Blue sodium salt, an acid-sensitive dye, is a pH-indicating dye .

Inquiry Online

Your information is safe with us. * Required Fields.

MCE Japan Authorized Agent ナミキ商事株式会社コスモ・バイオ株式会社重松貿易株式会社
Salutation			Country or Region *
Applicant Name *			Organization Name *
Department *
Email Address *			Product Name *
Cat. No.			Requested quantity *
Phone Number *
Remarks

Inquiry Online

Inquiry Information

Product Name:
Cat. No.:
Quantity:
MCE Japan Authorized Agent: