* Strong chaotropic agent useful for the denaturation and subsequent refolding of proteins * Used in the isolation of RNA * Solubilizes insoluble or denatured proteins such as inclusion bodies * Can be used for the recovery of periplasmic proteins

Guanidine hydrochloride consists of a network of guanidinium cations and chloride anions linked by N–H•••Cl hydrogen bonds, it is a strong chaotropic agent. Guanidine HCl may agglomerate upon storage. It may appear as a free-flowing crystalline powder, a free flowing powder…

D(+)Glucose, Anhydrous is a granular monosaccharide. Glucose is a main source of energy for living organisms. Glucose occurs naturally in the free state in fruits and other parts of plants. Glucose is combined into glucosides, disaccharides, oligosaccharides, the polysaccharides (cellulose and…

Pancreatin is a digestive enzyme produced by the pancreas and delivered to the small intestine for the hydrolysis of complex nutrients. Pancreatin contains enzymatic components including trypsin, amylase and lipase, ribonuclease, and protease, produced by the exocrine cells of the porcine pancreas.…

Percoll® is a medium for density gradient centrifugation of cells, viruses and subcellular particles. Percoll® is composed of colloidal silica coated with polyvinylpyrrolidone (PVP), which renders the material completely non-toxic and ideal for use with biological materials. Centrifugation…

Potassium phosphate is a reagent with high buffering capacity. It occurs in several forms: monobasic, dibasic and tribasic. Most pH neutral potassium phosphate buffer solutions consist of mixtures of the monobasic and dibasic forms to varying degrees, depending on the desired pH. Potassium…

Ammonium Molybdate Tetrahydrate is an analgesic.

Anhydrous, ACS reagent grade, White Crystalline Powder

Cohn Modified, Heat-Shocked Fractionated Albumin is used to solubilize lipids, and is also used as a blocking agent in Western blots or ELISA applications. Globulin free albumins are suitable for use in applications where no other proteins should be present (e.g., electrophoresis). Certain…

Collagen Solutions are highly purified (predominantly Type I) solutions especially prepared for Tissue Culture applications. Collagen Solutions may be used to prepare a collagen coating on plastic or glass culture dishes, or to prepare actual collagen gels for culture work. Since collagen plays an…

PIPES is a zwitterionic N-substituted aminosulfonic acid "Good" buffer. PIPES is used to buffer glutaraldehyde fixative solutions when fixing plant and/or animal tissue samples. This will help prevent the loss of lipids. It is also used to buffer glutaraldehyde and formaldehyde when…

An essential amino acid.

L-Cysteine hydrochloride monohydrate (LCHCMH) is a water soluble salt of the non-essential amino acid, L-cysteine. Widely employed in the medicine industry Thermodynamic features of a solution of LCHCMH in water have been reported NMDA glutamatergic receptor antagonist L-Cysteine…

Casein hydrolysate enzymatic is a pancreatic hydrolysate of casein. This hydrolysate contains, in the form of mixed amino acids and peptides, all amino acids originally present in casein. It is a refined product providing high quality soluble source of amino acids, polypeptides and peptides. …

MOPS is used as a biological buffer. MOPS is a zwitterionic amino acid which acts as one of the "Good" buffers. It is a structural analog to MES; however, MOPS is a more suitable biological buffer than MES because the pH range is closer to pH 7.4. A buffer using MOPS sodium salt can be…

Sodium chloride is a commonly used chemical which is found widely in nature. It is considered to be an essential nutrient. Excess amounts of sodium chloride can destroy electrolyte balance and cause death in most animals, including humans. Sodium chloride is used in a wide variety of biochemical…

(TMB Powder) This product is excellent for ELISA procedures. C₁₆H₂₀N₂ MW 240.3

Sodium bicarbonate is a commonly used laboratory chemical. The compound can react with both acids and bases, therefore it can be used as a neutralizer. When reacting with bases the compound forms carbonates. Sodium bicarbonate may be used to remove or wash acidic impurities from a crude liquid to…

Sodium metabisulfite is an antioxidant reducing agent, with antimicrobial and antifungal properties. Gastric tissue studies report that sodium metabisulfite can augment lipid peroxidation and apoptosis in a dose-dependent manner. Sodium metabisulfite is used as an active ingredient in campden…

Certain conformational and primary-sequence epitopes of BSA are suspected allergens in human beef and milk allergies.

Hexamethylenetetramine is a tetraamine compound with a structure analogous to adamantane. Hexamethylenetetramine is used for amino acid preparation. It is also used in synthesis as a formylation agent and is employed in preparing specialized materials. It is also used as a precipitating agent. …

Sodium chloride is a commonly used chemical which is found widely in nature. It is considered to be an essential nutrient. Excess amounts of sodium chloride can destroy electrolyte balance and cause death in most animals, including humans. Sodium chloride is used in a wide variety of biochemical…

Prepared using Cohn method IV. The material is non-reactive for HbsAg, Anti-HCV 3.0, Anti-HIV-1/2 and STS (RPR). This material is also negative for HIV-1 and HCV by PCR ALBUMIN, HUMAN is recommended for use in absorption, distribution, metabolism, and excretion (ADME) pharmacological research;…

Borax is a salt of boric acid which is used as a buffer. It has a co-complexing ability with other agents in water to form complex ions with various substances. It is also commonly utilized in chromatography and electrophoresis studies. Borax is typically used as a buffer component,…

N-Lauroylsarcosine is a derivative of sarcosine. It is an anionic surfactant. N-Lauroylsarcosine is an anionic detergent. It is used for solubilization and separation of membrane proteins and glycoproteins; reported to inhibit hexokinase. It is useful in concentrated salt solutions used in the…

Sodium phosphate is a reagent with very high buffering capacity that is widely used in molecular biology, biochemistry, and chromatography. Sodium phosphate occurs in several forms: monobasic (NaH2PO4), dibasic (Na2HPO4), and tribasic (Na3PO4). Most neutral sodium phosphate buffer solutions consist…

Ferrous sulfate heptahydrate is a reagent used in the manufacturing of iron compounds, in electroplating baths, aluminium etching, process engraving and lithography, and in redox polymerisation. It is used as a reducing agent in chemical processes, leather dyes and writing inks. Also, it is a…

Dextran sulfate is a polyanionic derivative of dextran produced by esterification of Dextran with chlorosulphonic acid. The sulfur content is approximately 17% which corresponds to an average of 1.9 sulfate groups per glucosyl residue of the dextran molecule. Dextran sulfate sodium (DSS) is the…

Fibrinogen is a blood protein that is involved in clotting and is converted to fibrin by thrombin. Fibrinogen has an approximate molecular weight of 340 kDa. It consists of three non-identical pairs of disulfidebonded chains. The α-chain has an approximate molecular weight of 63.5 kDa, the…

Phosphate Buffered Salts, Dulbecco's Formula (DPBS) is a balanced salt solution (BSS) used for the handling and culturing of mammalian cells. DPBS is used to to irrigate, wash, and dilute mammalian cells. Phosphate buffering maintains the pH in the physiological range. Calcium and magnesium…

Magnesium sulfate is a common pharmaceutical preparation of magnesium, commonly known as Epsom salts. Magnesium sulfate is the main preparation of intravenous magnesium. Magnesium has a variety of biological roles in enzymology, cell membrane and wall structural integrity, muscle cell…

Alkaline phosphatase is a hydrolase enzyme responsible for removing phosphate groups from many types of molecules, including nucleotides, proteins, and alkaloids. It is most effective in an alkaline environment. It is sometimes used synonymously as basic phosphatase. Alkaline phosphatase is used…