| 产品规格︰ | Our company produce 5MT D-biotin ( Vitamin H) USP25 99.76% pure
CERTIFICATE OF ANALYSIS
Product name :D-Biotin Batch No:2003.0311
Manufacture Date :2003.0310 Expiry Date :20050310
Date of analysis:20030310 Weight:50KG
Contents Standards Result
Appearance White or off-white crystal powder Conforms
Identification IRInfrared Absorption Conforms
Specific Rotation +89?+93?+91?
Organic volatile impurity Meets USP requirements conforms
D-biotin Content 97.5%-100.5% 99.72%
Conclusion:In compliance with the standard of USP 25
Quality Control Dept Manager Analyst
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