D-(+)-Trehalose dihydrate is a natural alpha-linked non –reducing disaccharide formed by an α,α-1,1-glucoside bond between two α-glucose units which yields 2 moles of D-glucose upon acid hydrolysis. Has 90% of the calorific content of sucrose. Inhibits polyglutamine-mediated…

Palmitic acid, or hexadecanoic acid is one of the most common 16 carbon saturated fatty acids found in animals and plants. It occurs as the glyceryl ester in many oils and fats. Palmitic acid has been reported to target proteins to cell membranes. It has been found to promote triglyceride…

Sorbic acid (2,4-hexadienoic acid) is a straight chain unsaturated fatty acid. It is an antimicrobial agent. The antimicrobial action of sorbic acid is due to its inhibitory influence on various enzymes in the microbial cell such as enzymes involved in carbohydrate metabolism such as enolase and…

Thiamine (Vitamin B1) is one of the essential vitamins and is required for carbohydrate metabolism. Thiamine hydrochloride is used as a food-additive to add a brothy/meaty flavor to gravies or soups. It is also used as food supplement. Used in fluorometric determination of mercury.

Pectinase is a macerating enzyme comprised of pectintranseliminase, polygalacturonase, pectinesterase, xylanase, hemicellulases and cellulases. Pectinase is used in plant protoplast preparation to digest cell wall prior to organelle isolation. Pectinase causes random hydrolysis of…

Sorbose is a ketose belonging to the group of sugars known as monosaccharides. It has a sweetness that is equivalent to sucrose. The commercial production of vitamin C (ascorbic acid) often begins with sorbose. L-Sorbose is used as a starting reagent for the commercial biosynthesis of ascorbic…

Collagenases degrade native helical collagen fibrils. The substrate, collagen, is the major fibrous component of animal extracellular connective tissue: skin, tendon, blood vessels, bone, etc. True collagenase may cleave simultaneously across all three chains or attack a single strand. The enzyme…

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.…

Polyethyleneimine is a branched chain polymer having a ratio of 1:2:1 of primary:secondary:tertiary amines with a branching site every 3 to 3.5 nitrogen atoms and a base structure of (CH₂CH₂NH)x. The nitrogen atoms must be protonated to achieve cationic charge, so the cationic…

Ferric chloride is a moderately strong Lewis acid and it is used as a catalyst in organic synthesis. The vapor-phase co-reductions with other metal halides by hydrogen results in finely divided intermetallics with applications as structural materials or compounds with useful thermoelectric,…

Potassium ferricyanide is the chemical compound with the formula K3[Fe(CN)6]. This bright red salt contains the octahedrally coordinated [Fe(CN)6]3- ion. It is soluble in water and its solution shows some green-yellow fluorescence. Potassium ferricyanide is used as an oxidizing agent to remove…

Sodium azide is used as a preservative for laboratory reagents; a bacteriostatic agent in storage solutions. Inhibits gram negative flora so is therefore included in culture media for the selective isolation of Streptococci and Staphylococci. It has been used to avoid bacterial contamination during…

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…

An antiseptic and disinfectant agent. It is effective against a wide range of bacteria, some fungi and some viruses, and an agent for the prevention of gingivitis. Commercial ophthalmic products have used this agent to replace thimerosal as a preservative; however, it can cause skin irritation. …

Cholesterol is the principal sterol of the higher animals, found in all body tissues. It is the main constituent of gallstones and all biological membranes. Approximately 25% of total brain lipid is cholesterol. Cholesterol is suitable for use in liposome preparations.

β-estradiol is a potent mammalian estrogenic hormone produced by the ovary. Triggers the production of gonadotropins leading to ovulation. β-Estradiol is used to study cell differentiation and transformations (tumorigenicity). The pharmacology and HPLC determination of β-Estradiol…

The typical use for this product is in removing adherent cells from a culture surface. The concentration of trypsin necessary to dislodge cells from their substrate is dependent primarily on the cell type and the age of the culture. Trypsins have also been used for the re-suspension of cells during…

Lidocaine is the first amino amide–type local anesthetic. Lidocaine is used topically to relieve itching, burning and pain from skin inflammations, injected as a dental anesthetic or as a local anesthetic for minor surgery. A common local anesthetic and antiarrhythmic drug. Na+ channel…

1X N.F. Stable, 60 mesh powder. 1 gram will digest 50 gram starch in 30 minutes.

A vitamin/enzyme cofactor found in milk, eggs, malted barley, liver, kidney, heart, leafy vegetables. Richest natural source is yeast. Occurs in the free form only in the retina of the eye, in whey, and in urine; bioactive forms occurring in tissues and cells are riboflavin monophosphate and…

Deoxycholic Acid Sodium Salt Monohydrate is an anionic biological detergent for the solubilization of membrane-bound proteins. Anionic detergent; useful for extraction of membrane receptors and other plasma membrane proteins and for nuclei isolation. Deoxycholic acid has been used in a modified…

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…

Potassium phosphate is a reagent with high buffering capacity. It occurs in several forms: monobasic, dibasic, and tribasic (K₃PO₄). Most pH neutral potassium phosphate buffer solutions consist of mixtures of the monobasic and dibasic forms to varying degrees, depending on the…

Lysozyme (muramidase) hydrolyzes preferentially the β-1,4 glucosidic linkages between N-acetylmuramic acid and N-acetylglucosamine which occur in the mucopeptide cell wall structure of certain microorganisms, such as Micrococcus lysodeikticus. Extracts group specific antigens …

Chitosan is a cationic marine polymer derived form the shells of crustaceans (e.g., crabs). MP's chitosan is a partially de-acetylated chitin formed by the reaction of chitin with concentrated alkali. Chitin is a high molecular weight linear polymer of anhydro-N-acetyl-glucosamine. Chitin…

Cetylpyridinium chloride is used is in some types of mouthwashes, toothpastes, lozenges, throat sprays, breath sprays, and nasal sprays. It is an antiseptic that kills bacteria and other microorganisms. It has been shown to be effective in preventing dental plaque and reducing gingivitis.

Safranine O is a biological stain used in histology, cytology, bacteriology. It is a redox and adsorption indicator.

Potassium phosphate is a reagent with high buffering capacity. It occurs in several forms: monobasic, dibasic, and tribasic (K3PO4). Most pH neutral potassium phosphate buffer solutions consist of mixtures of the monobasic and dibasic forms to varying degrees, depending on the desired pH. …

Sodium selenite is commonly used as a source of selenium in biological research, where selenium is an essential trace element that is normally provided by serum. Selenium is present in selenoproteins such as glutathione peroxidase and thioredoxin reductase, which contain the selenium analog of…

Lidocaine is a selective inverse peripheral histamine H1-receptor agonist with an IC50 of >32 μM. Lidocaine is also an anasthetic and class Ib antiarrhythmic agent. This compund is known to block voltage-gated sodium channels in the inactivated state. Lidocaine is a second-generation…

Sodium sulfide is used in the formation of surface functionalized cadmium sulfide quantum dots.

Thiobarbituric acid (TBA) reaction has been used to detect lipid oxidation. When lipids are oxidized, malonaldehyde is formed. TBA reacts with malonaldehyde in hot acid to form a red complex of malonaldehyde:TBA (1:2). Used to quantitate lipopolysaccharides, carrageenan, and sialic acids; used…