Vitamin H By Shijiazhuang Dingmin Pharmaceutical Sciences Co., Ltd.

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Details:
CAS No. : 58-85-5
Other Names : vitamin H
MF : C10H16N2O3S
Place of Origin : Shaanxi, China (Mainland)
Type : Vitamins, Amino Acids and Coenzymes
Grade Standard : Food Grade, Medicine Grade
Purity : 99%min
product : D-biotin
Appearance : White or almost white crystalline powder
Test method : HPLC
other name : vitamin H
Assay : 97.5-100.5%
Specific rotation : +89A A - +93A A
shelf life : Two years
Supply Ability : 1000 Kilogram/Kilograms per Month
Port : Shanghai/Tianjin/Beijing

Items Specification:
Description : White or almost white crystalline powder
Identification A A A A (IR) : Match with the reference IR Spectrum
Retention time : Should be similar to that of the reference solution
Specific rotation : +89A A -A A +93A A
Assay : 97.5-100.5%
Loss on drying (%) : Ac A 0.4%
Residual solvents : BenzeneA A A 2ppm
Any impurity : A 1.0%
Total impurities : A 2.0%
Total plate count : 1000cfu/g
Molds & Yeast100cfu/g
E.Coli : Negative
Staphylococcus aureus : Negative
Pseudomonas aeruginosa : Negative
Enterobacteria : Negative
Salmonella species : Negative