- 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: C7H15NO4S>S.1/2Na
- Molecular Weight: 220.75
MOPS hemisodium salt, 98% is a buffer commonly used in molecular biology and biochemical research, providing precise pH control in various experimental settings.
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- Formula: C3H5O3.1/2Ca.5/2H2O
- Molecular Weight: 154.52
Calcium L-lactate pentahydrate, meets USP testing specifications (Calcium lactate pentahydrate, meets USP testing specifications) is a biochemical reagent and serves as one of the important sources of calcium. Compared to other organic calcium salts, Calcium L-lactate pentahydrate, meets USP testing specifications exhibits excellent solubility and bioavailability. Calcium L-lactate pentahydrate, meets USP testing specifications possesses remarkable moisture resistance, thermal stability, and chemical stability and can be used in medical implants and drug delivery systems .
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- Formula: KH3(C2O4)2.2H2O
- Molecular Weight: 254.20
Potassium trihydrogendioxalate dihydrate 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: C9H18NNaO4S
- Molecular Weight: 259.30
CAPSO sodium is a biological zwitterionic buffer with the useful pH range from 8.9 to 10.3.
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- Formula: C8H19NO6S
- Molecular Weight: 257.30
TABS (N-Tris(hydroxymethyl)methyl-4-aminobutanesulfonic acid) is a zwitterionic chemical buffering agent, is broadly applied in cell culture.
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- Formula: C7H16NNaO5S
- Molecular Weight: 249.26
AMPSO sodium is a zwitterionic buffer reagent that can be used in biochemical research.
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- Formula: C10H21NO3S
- Molecular Weight: 235.34
CABS is a zwitterionic piperazine buffer reagent, which can be used as a buffer reagent for wetting agents, pesticide emulsifiers, and dispersants, and has been used in fluorescent dyeing applications.
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- Formula: C7H16NNaO6S
- Molecular Weight: 265.26
DIPSO sodium is a zwitterionic buffer reagent that can be used in biochemical research.
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- Formula: C12H26N2O6S2
- Molecular Weight: 358.47
PIPBS is a zwitterionic buffering agent that is broadly used in cell culture medium.
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- Formula: C2H3KO2
- Molecular Weight: 98.14
Potassium acetate, meets USP testing specifications is an inorganic salt that can be used for life science related research.
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- Formula: C2H9NaO5
- Molecular Weight: 136.08
Sodium acetate trihydrate, United States Pharmacopeia (USP) Reference Standard (Sodium acetate trihydrate (Pharmaceutical primary standard, USP)) is a carboxylic acid and short-chain fatty acid (SCFAs). Sodium acetate trihydrate activates AMPK, increases ROS, cleaved caspase 9, PPARα, downregulates SREBP-1c, ChREBP expression. Sodium acetate trihydrate exhibits antifungal activity against Saccharomyces cerevisiae W303-1A. Sodium acetate trihydrate regulates energy metabolism. Sodium acetate trihydrate has anticancer activity against gastric cancer. Sodium acetate trihydrate induces writhing reaction and ulcerative colitis. Sodium acetate trihydrate can be used in the researches for gastric cancer, ulcerative colitis, hepatic steatosis, and pain.
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- Formula: MgSO4·7H2O
- Molecular Weight: 246.47
Magnesium sulfate heptahydrate (for molecular biology) is a molecular biology-grade form of Magnesium sulfate (HY-Y1267). Magnesium sulfate is a calcium antagonist and a potent L-type calcium channel inhibitor, as well as a uterine contraction inhibitor. Magnesium sulfate has anti-inflammatory, anticonvulsant, vasodilatory, and neuroprotective effects. Magnesium sulfate can be used in research on diseases such as preeclampsia/eclampsia.
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- Formula: ClNa
- Molecular Weight: 58.44
Sodium chloride, United States Pharmacopeia (USP) Reference Standard is an orally active salt. Sodium chloride, United States Pharmacopeia (USP) Reference Standard 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, United States Pharmacopeia (USP) Reference Standard enhances the anti-tumor activities of Digoxin (HY-B1049) against small cell lung cancer. Sodium chloride, United States Pharmacopeia (USP) Reference Standard drives autoimmune disease by the induction of pathogenic Th17 cells.
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- Formula: MgSO4.7H2O
- Molecular Weight: 246.47
Magnesium sulfate heptahydrate, meets analytical specification of Ph. Eur. BP USP FCC (Magnesium sulfate heptahydrate, meets analytical specification of Ph. Eur. BP USP FCC) is a hydrate of Magnesium sulfate (HY-Y1267) suitable for cell culture. Magnesium sulfate is a calcium antagonist and a potent L-type calcium channel inhibitor, as well as a uterine contraction inhibitor. Magnesium sulfate has anti-inflammatory, anticonvulsant, vasodilatory, and neuroprotective effects. Magnesium sulfate can be used in research on diseases such as preeclampsia/eclampsia.
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- Formula: C6H9Na3O9
- Molecular Weight: 294.10
Sodium citrate (Trisodium citrate) dihydrate, United States Pharmacopeia (USP) Reference Standard is an orally active natural product that can be found in citrus fruits. Sodium citrate dihydrate can inhibit the proliferation of tumor cells and induce apoptosis. Sodium citrate dihydrate has antibacterial, anti-tumor and antioxidant activities. Sodium citrate dihydrate can be prepared as a cosolvent or buffer.
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- Formula: C4H6CaO4
- Molecular Weight: 158.17
Calcium acetate, United States Pharmacopeia (USP) Reference Standard (Calcium acetate (Pharmaceutical primary standard, USP)), a phosphate binder that can reduce phosphorus content, United States Pharmacopeia (USP) reference standard.
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- Formula: C2H3KO2
- Molecular Weight: 98.14
Potassium acetate, meets analytical specification of Ph. Eur. BP E261 is a high-purity grade reagent suitable for a wide range of research applications, particularly in pharmaceutical development, organic synthesis, and biochemistry.
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- Formula: C4H14MgO8
- Molecular Weight: 214.45
Magnesium acetate tetrahydrate, for molecular biology is a carboxylic acid and short-chain fatty acid (SCFAs). Magnesium acetate tetrahydrate, for molecular biology activates AMPK, increases ROS, cleaved caspase 9, PPARα, downregulates SREBP-1c, ChREBP expression. Magnesium acetate tetrahydrate, for molecular biology exhibits antifungal activity against Saccharomyces cerevisiae W303-1A. Magnesium acetate tetrahydrate, for molecular biology regulates energy metabolism. Magnesium acetate tetrahydrate, for molecular biology has anticancer activity against gastric cancer. Magnesium acetate tetrahydrate, for molecular biology induces writhing reaction and ulcerative colitis. Magnesium acetate tetrahydrate, for molecular biology can be used in the researches for gastric cancer, ulcerative colitis, hepatic steatosis, and pain.
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- Formula: Na2HPO4
- Molecular Weight: 141.96
Sodium phosphate dibasic (Disodium hydrogen phosphate), meets analytical specification of Ph. Eur. BP USP FCC E339 is an inorganic dibasic phosphate that functions as an electrolyte supplement, a buffer carrier for injectable drugs, while also exhibiting nephrotoxicity. Sodium phosphate dibasic, meets analytical specification of Ph. Eur. BP USP FCC E339 induces extensive nephrotic syndrome-like changes, including systemic symptoms such as persistent proteinuria, lipemia, hypercholesterolemia, and anemia, and causes severe renal pathological alterations such as renal enlargement, glomerular calcification, podocyte injury, and tubulointerstitial lesions. Sodium phosphate dibasic, meets analytical specification of Ph. Eur. BP USP FCC E339 has the ability to induce phosphate-induced nephropathy and glomerular calcification, and can be widely used in studies on nephrotic syndrome and related renal pathological mechanisms.
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