- Biochemical Assay Reagents
- Buffer Reagents
Buffer Reagents

Buffer solutions are generally composed of mixtures of weak acids or weak bases and their corresponding salts,commonly used to maintain the stability of the pH value of the reaction system and ensure the integrity of biomolecules and reactions.
MCE provides a range of high-purity grade raw materials that can be used to prepare various buffer solutions such as inorganic salt buffers, zwitterionic buffers and PCR buffers.
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Buffer Reagents (276)
- Formula: C4H6O5.xH2O.2Na
Malic acid disodium hydrate is an organic compound that is commonly used as a food additive, buffering agent, and nutritional supplement. It contains sodium and malic acid. Malic acid disodium hydrate has a variety of properties that make it suitable for these applications, including the ability to enhance food flavor, improve texture, and regulate acidity. In addition, due to its potential health benefits, including improved energy production, reduced fatigue, and enhanced athletic performance, Malic acid disodium hydrate can be used as a dietary supplement.
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- Formula: C6H14O6
- Molecular Weight: 182.17
D-Sorbitol (D-Glucitol), for cell culture is a six-carbon sugar alcohol that can be used as a sugar substitute. D-Sorbitol, for cell culture serves as an osmotic regulator, cryoprotectant and carbon source in various plant and microbial cell culture media.
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- Formula: C7H17NaO4S
- Molecular Weight: 220.26
Sodium 1-heptanesulfonate monohydrate, for Ion-Pair Chromatography (Sodium 1-heptanesulfonate monohydrate) is an ion pair reagent for HPLC that can be used to analyze peptides and proteins..
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- Formula: ClNa
- Molecular Weight: 58.44
Sodium chloride, meets analytical specification of Ph. Eur. BP USP, ≤0.00002% Al, an inorganic salt is an orally active salt. Sodium chloride, meets analytical specification of Ph. Eur. BP USP, ≤0.00002% Al, an inorganic salt induces the expression of ATP1A1. Sodium chloride, meets analytical specification of Ph. Eur. BP USP, ≤0.00002% Al, an inorganic salt induces the pro-inflammatory cytokines IL-2, TNFα, IL-9 and several chemokines. Sodium chloride, meets analytical specification of Ph. Eur. BP USP, ≤0.00002% Al, an inorganic salt enhances the anti-tumor activities of Digoxin (HY-B1049) against small cell lung cancer. Sodium chloride, meets analytical specification of Ph. Eur. BP USP, ≤0.00002% Al, an inorganic salt drives autoimmune disease by the induction of pathogenic Th17 cells.
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Sodium Citrate Buffer, 0.5M, pH 6.5 is a commonly used buffer composed of citric acid and sodium citrate. Sodium Citrate Buffer, 0.5M, pH 6.5 is widely used in molecular biology, immunohistochemistry (IHC), and biochemistry.
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Sodium phosphate buffer 0.1M, pH 6.8 is mainly composed of two phosphates, Na2HPO4 and NaH2PO4, with a total phosphate concentration of 0.1 M, which mainly acts as a buffer in the reaction.
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3M NaAc pH 5.2 Buffer, RNase and DNase-free is a sterile, RNase- and DNase-free sodium acetate buffer with a concentration of 3 M and a pH of 5.2.
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1M Tris-HCl Buffer, pH 7.0 is a buffer solution commonly used in various biochemical and molecular biological applications to maintain a stable pH environment. The pH value of Tris-HCl changes with temperature; generally, the pH decreases by 0.03 units for every degree Celsius increase in temperature. The pH values indicated on the product are the pH values of the Tris-HCl buffer solution at 25°C.
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- Formula: CF3CO2NH4
- Molecular Weight: 131.05
Ammonium trifluoroacetate (Trifluoroacetic acid amine) is a metal-free, biodegradable quaternary ammonium salt catalyst with weakly acidic characteristics.
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- Formula: C7H15NO5S
- Molecular Weight: 225.27
MOPSO is a zwitterionic biological buffer with a functional pH range of 6.2 to 7.6. MOPSO serves as a component of buffered charcoal yeast extract medium; it can also be used to prepare a MOPSO-ethanol buffer system for the immobilization of urine-derived cells.
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- Formula: Na2HPO4·7H2O
- Molecular Weight: 268.07
Sodium phosphate dibasic heptahydrate is an orally active and osmotic laxative, often used as a component of over-the-counter gastrointestinal lavage drugs. Sodium phosphate dibasic heptahydrate draws water into the intestinal lumen, maintains electrical neutrality by retaining cations in the intestinal lumen, and thereby alters fecal volume, consistency and phosphate levels. Sodium phosphate dibasic heptahydrate can be used to generate self-assembled calcium phosphate tubular scaffolds, which support the adhesion, survival and elongation of mesenchymal stem cells. Sodium phosphate dibasic heptahydrate can be applied to research on factitious disorders and related fields.
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- Formula: C7H14NNaO4S
- Molecular Weight: 231.25
MOPS sodium salt is a buffering agent used in biology. MOPS buffer maintains the pH of mammalian cell culture media. MOPS sodium salt significantly improves the thermal stability of BSA (HY-D0842).
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- Formula: CH6ClN3
- Molecular Weight: 95.53
6M Guanidine hydrochloride Solution (6M Guanidinium chloride Solution) is a strong protein denaturant. 6M Guanidine hydrochloride Solution causes proteins to assume a random coil conformation.
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10x TE buffer, pH 8.0 is weakly alkaline and protects the bases of DNA. DNA is relatively stable in TE and is not easily damaged in terms of integrity or prone to ring opening and breakage. 1x TE buffer, pH 8.0 composition concentration: 100 mM Tris-HCl, 10 mM EDTA, pH 8.0.
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- Formula: C8H16K2N2O6S2
- Molecular Weight: 378.55
PIPES (dipotassium) is a zwitterionic buffer.
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- Formula: C6H8N2Na2O5
- Molecular Weight: 234.12
ADA (disodium) is a buffer salt derived from ADA (adenosine deaminase) and is widely used in biochemical research, especially in the preparation of enzyme buffers.
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- Formula: C6H15NO5S
- Molecular Weight: 213.25
BES is a secondary standard biochemical buffer with effective pH range of 6.4 to 7.8 (pKa: 7.15 at 20 °C). BES is used in the diagnostic testing area.
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- Formula: Na2CO3
- Molecular Weight: 105.99
Sodium carbonate anhydrous, 99.999% trace metals basis is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
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- Formula: Na2S2O3·5H2O
- Molecular Weight: 248.18
Sodium thiosulfate (pentahydrate),GR,≥99.5% is a biochemical reagent that can be used as a biological material or organic compound for life science related research.
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