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VITAMIN B12 CYANOCOBALAMIN - DFI-380235

Published: 10/05/2018

Description

AppearanceA dark red, crystalline powder or dark red crystals
Country of originChina
Shelf life60 Months

Specification

Loss on dryingMax 12 %
Assay96.0% - 102.0 %
Total impuritiesMax 3.0 %
Related Substances(7, 8 Lacrocyanocobalamin)Max 1.0%
Related Substances(50-Carboxycyanocobalamin)Max 0.5 %
Related Substances(34-Methylcyanocbalamin)Max 2.0 %
Related Substances(32-Carboxycyanocobalamin)Max 1.0%
Related Substances(8-Epi-cyanocobalmin)Max 1.0%
Other ImpuritiesMax 0.5 %
Residual solventsAcetone Max 0.5%
Identification A(UV)Absorbtion
Identification B(Chemistry)Positive

Microbiological

Total plate countMax 1000 cfu/g

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