D- biotin Chinese Synonyms: D - (+) - biotin; coenzyme R; biotin; vitamin H; D- biotin (vitamin H, coenzyme R); biotin standards; vitamin H; vitamin 7 English name: D-Biotin Synonyms: RONACARE (TM) BIOTIN PLUS; PHOTOPROBE (R) BIOTIN; VITAMIN B7; VITAMIN H; BIOTIN (VH); BIOTINUM; BIOTIN, IMMOBILIZED ON DEXTRAN-LYSINE; BIOTIN, IMMOBILIZED ON DEXTRAN CAS Number: 58- 85-5 Formula: C10H16N2O3S Molecular Weight: 244.31 EINECS No.: 200-399-3 Related Categories: cyclic compounds; PHARMACEUTICALS; API; Miscellaneous Natural Products; Other Reagents; Biochemistry; Vitamins; Nutritional Supplements; Vitamins and derivatives; Biotin Derivatives; Intermediates & Fine Chemicals; Vitamin Ingredients; feed additives; vitamin additives; food additives; vitamins; nutritional supplements; API; Food and Drug add; Vitamin series; Inhibitor; Nutrition Research; other agents; Biotinylation Reagents use nutritional supplements. According to the provisions of GB2760-90, can be used in the food industry as a processing aid. The product has a skin disease prevention, the promotion of lipid metabolism and other physiological functions. Eat lots of raw protein can lead to biotin deficiency. CoA carboxylase is involved in a lot of carboxylation reactions, and sugar, an important coenzyme intermediary metabolism of protein and fat as food supplements. Can be used in infant food, used in an amount of 0.1 ~ 0.4mg / kg, in drink solution is 0.02 ~ 0.08mg / kg. Properties: colorless to white crystal or crystalline powder. Melting point of 230-232 ℃. Dissolved in water and calcium liquid, insoluble in water (1g / 5L, 25 ℃) and ethanol (1g / 1.3L, 25 ℃), do not dissolve in organic solvents. Oxygen in the air, heat-stable. Specific rotation: 89-93 ° Loss on drying: ≤0.4% of total aerobic elements: ≤1000cfu / G content: 97.5-100.5% Version: USP33 Packing: 1 / 5KG / listen / aluminum foil bag Price: 3800 / KG