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D-biotin,  is one of B vitamins, also known as vitamin H, vitamin B7, coenzyme R (coenzyme R), etc. A water-soluble vitamin, soluble in hot water and calcium solution, insoluble in water (1g / 5L, 25 ℃) and ethanol (1g / 1.3L, 25 ℃), insoluble in other organic solvents. It is stable for oxygen and heat in air.

D-biotin is a kind of factor that can prevent and cure depilation and skin damage of rats induced by raw egg protein, which was found in the study of yeast growth factor and growth and respiration promoting factor of rhizobia in 1930s. It plays an important role in biochemical reaction pathways such as fat synthesis and glycogenesis. Here is the company's product information:

Product ID：TQBO007

Product Name：D-biotin

CAS NO：58-85-5

Molecular Formula：C10H16N2O3S

Molecular Weight：244.31

Purity：≥99%

Grade：Ultra Pure Grade

Appearance：White to off-white  powder

Product application:

(1) As feed additive, it is mainly used in poultry and sow feed. Usually the premixed mass fraction is 1% - 2%. Use of nutritional supplements.

(2) Nutritional supplements. According to gb2760-90, it can be used in food industry as processing aid. The product has the physiological functions of preventing skin diseases and promoting lipid metabolism. A large amount of raw protein can lead to biotin deficiency.

(3) It is a coenzyme of carboxylase, which participates in many carboxylation reactions and is an important coenzyme in the intermediate metabolism of sugar, protein and fat.

(4) As a food fortifier. It can be used in infant food with the dosage of 0.1-0.4mg/kg and 0.02-0.08mg/kg in the drinking liquid.

(5) It can be used for labeling proteins, antigens, antibodies, nucleic acids (DNA, RNA), etc.