- 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)
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- Formula: NH4Cl
- Molecular Weight: 53.49
Ammonium chloride, as a heteropolar compound with pH value regulation, can cause intracellular alkalization and metabolic acidosis thus effecting enzymatic activity and influencing the process of biological system. Ammonium chloride is an autophagy inhibitor. Ammonium chloride is also a lysosome inhibitor.
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- Formula: CaCl2
- Molecular Weight: 110.98
Calcium chloride anhydrous, for cell culture is an inorganic salt for the preparation of various buffers. Calcium chloride anhydrous, for cell culture can be used for animal modeling, to construct abdominal aortic aneurysm models.
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- Formula: C8H18N2O4S
- Molecular Weight: 238.30
HEPES, a nonvolatile zwitterionic chemical buffering agent, is broadly applied in cell culture. HEPES is effective at pH 6.8 to 8.2. HEPES is also a potent inducer of lysosome biogenesis.
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- Formula: NH4Cl
- Molecular Weight: 53.49
Ammonium chloride, for cell culture (Salmiac, for cell culture) is a reagent that can be used in cell culture to provide a source of nitrogen. Ammonium chloride can be used as a heteropolar compound to regulate pH value, which can cause intracellular alkalination and metabolic acidosis, thus affecting the activity of enzymes and affecting the process of biological systems. Ammonium chloride acts as an autophagy inhibitor.Ammonium chloride is also a lysosome inhibitor.
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- Formula: NaHCO3
- Molecular Weight: 84.01
Sodium bicarbonate (Sodium hydrogen carbonate; Soda bicarbonate) is an inorganic salt that is neutral to slightly alkaline and easily decomposes when exposed to moisture in the air. Sodium bicarbonate can maintain the pH of the culture medium, thereby affecting the expression of inducible nitric oxide synthase (iNOS) and nitric oxide (NO) production in macrophages and reversing the acidosis of the tumor microenvironment. Sodium bicarbonate is widely used in the fields of food, medicine, cosmetics, etc. Its main uses include buffers, flavoring agents, disinfectants, pharmaceuticals, and proton gradient regulators. Sodium bicarbonate is also commonly used as an antacid to inhibit gastrointestinal diseases, neutralize gastric acid, and reduce gastric discomfort.
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1M Tris-HCl Buffer, pH 8.0 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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1M Tris-HCl Buffer, pH 7.6 is a 1 M Tris-HCl solution adjusted to pH 7.6. 1M Tris-HCl Buffer, pH 7.6 serves as a diluent for mixed rabbit bone medium during the purification of collagenase inhibitors. Tris-HCl Buffer, pH 7.6 terminates the DTBP cross-linking reaction in co-immunoprecipitation experiments.
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Sodium Citrate Buffer, 0.1M, pH 4.0 is an acidic, aqueous buffer solution. Sodium Citrate Buffer, 0.1M, pH 4.0 resists pH fluctuations, chelates metal ions, and regulates the redox potential of the system. Sodium Citrate Buffer, 0.1M, pH 4.0 is widely used in molecular biology, immunohistochemistry (IHC), and biochemistry.
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- Formula: C6H13NO4S
- Molecular Weight: 195.24
MES (2-Morpholinoethanesulphonic acid) is a kind of amphoteric ion buffer, the buffer capacity ranging pH 5.5-7.0. As a Good's buffer, MES is widely used in biochemistry and molecular biology experiments, such as cell culture, enzyme activity determination, electrophoresis and protein studies.
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- Formula: CuSO4
- Molecular Weight: 159.61
Anhydrous copper sulfate, 99% (Cupric sulfate anhydrous, 99%) is an orally administerable disinfectant. Anhydrous copper sulfate, 99% can be used as a biomaterial or organic compound related to life sciences research, and it can increase the Cu content in rat organs.
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- Formula: CuSO4
- Molecular Weight: 159.60
Copper(Ⅱ) sulfate (Cupric sulfate) is an inorganic compound that is a source of copper ions. Copper(Ⅱ) sulfate forms coordination compounds through the coordination of copper ions with ligands. Copper(Ⅱ) sulfate can be used for various enzymatic studies and material synthesis.
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- Formula: CaCl2H4O2
- Molecular Weight: 147.01
Calcium chloride dihydrate, for cell culture, 99% is a biochemical reagent. Calcium chloride dihydrate, for cell culture, 99% enhances the dentinogenic differentiation potential of WMTA on cells. Calcium chloride dihydrate, for cell culture, 99% can be used as a biological material or organic compound for life science related research[2.
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- Formula: C6H5Na3O7
- Molecular Weight: 258.07
Citric acid trisodium (Sodium citrate) is a natural preservative and food tartness enhancer. Citric acid trisodium induces apoptosis and cell cycle arrest at G2/M phase and S phase in HaCaT cells. Citric acid trisodium cause oxidative damage of the liver by means of the decrease of antioxidative enzyme activities. Citric acid trisodium is also an acidulant, emulsifier, sequestrant and buffering agent widely used across many industries.
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- Formula: FeSO4·7H2O
- Molecular Weight: 278.01
Iron(II) sulfate heptahydrate, 99% (Ferrous sulfate heptahydrate, 99%) is an orally active iron salt. Iron(II) sulfate heptahydrate, 99% replaces iron found in hemoglobin and myoglobin, allowing for the transportation of oxygen via hemoglobin. Iron(II) sulfate heptahydrate, 99% is mainly used for the prevention of iron-deficiency anemia. Iron(II) sulfate heptahydrate, 99% also has anti-tumor effects on chronic myeloid leukemia and breast cancer.
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- Formula: C6H15NO5S
- Molecular Weight: 213.25
MES (2-Morpholinoethanesulphonic acid) monohydrate is a kind of amphoteric ion buffer, the buffer capacity ranging pH 5.5-7.0. As a Good's buffer, MES monohydrate is widely used in biochemistry and molecular biology experiments, such as cell culture, enzyme activity determination, electrophoresis and protein studies.
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- Formula: NaCl
- Molecular Weight: 58.44
Sodium chloride, for cell culture is an orally active salt. Sodium chloride, for cell culture induces the expression of ATP1A1. Sodium chloride, for cell culture induces the pro-inflammatory cytokines IL-2, TNFα, IL-9 and several chemokines. Sodium chloride, for cell culture enhances the anti-tumor activities of Digoxin (HY-B1049) against small cell lung cancer. Sodium chloride, for cell culture drives autoimmune disease by the induction of pathogenic Th17 cells.
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- Formula: LiCl
- Molecular Weight: 42.39
Lithium chloride, for molecular biology, 99% can be used in the preparation of wash buffers for chromatin immunoprecipitation. Lithium chloride, for molecular biology, 99% is a kind of biological materials or organic compounds that are widely used in life science research.
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