【产品ID号】:5
【产品编号】:BZ-00005
【产品名称】:D-生物素
【英文名称】:D - biotin
【CAS.编号】:58-85-5
【主要成分】:D-生物素
【规格含量】:99%
【检测方法】:HPLC
【原料性状】:白色粉末
【提取来源】:生物提取或合成。
【保存条件】:干燥条件下密封保存。
【保质期限】:24个月
【理化性质】:
Test item Specification Method Result
Description
Practically white, crystalline
powder
USP2021 Comply
Identification
-IR
Consistent with the
Reference IR spectrum USP2021 Comply
-Specific rotation +89° ~ +93° USP2021 +90.7° -Retention time
Retention time of the major
peak corresponds to that of
the standard solution
USP2021 Comply
Related compounds
-Individual impurity ≤1.0% USP2021 0.08% -Total impurities ≤2.0% USP2021 0.08%
Assay 97.5% ~ 102.0% USP2021 99.5%
Heavy metals
-Lead ≤0.5 mg/kg AAS, in-house <0.5 mg/kg
-Cadmium ≤0.5 mg/kg AAS, in-house <0.5 mg/kg
-Arsenic ≤0.5 mg/kg AAS, in-house <0.5 mg/kg
-Mercury ≤0.1 mg/kg AAS, in-house <0.1 mg/kg
Microbials
-Total Aerobic Microbial Count NMT 100 CFU/g ChP2020 <100 CFU/g
-Total Yeasts and Moulds Count NMT 10 CFU/g ChP2020 <10 CFU/g
-E. Coli Negative ChP2020 Negative
-Salmonella Negative ChP2020 Negative
-S. Aureus Negative ChP2020 Negative