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VITAMIN B12 PURE (METHYLCOBALAMIN) - DFI-600479

Published: 27/11/2018

Description

Shelf life36 Months
CharacteristicDark red crystals or crystalline powder
CAS No.13422-55-4
EINECS No.236-535-3
Molecular FormulaC63H91CoN13O14P
Molecular weight1344.38
Country of originChina

Specification

Identification(1 UV)Conforms to standard
Identification(2 Chemistry)Positive
Colour(and clarity)The solution is clear and red in colour
SolubilityIt is sparingly soluble in water. Slightly soluble in ethanol (99.5%) and practically insoluble in acetonitrile. It is affected by light
Related Substances(HPLC)Max 2.0%
Individual ImpurityMax 0.5%
Water(K.F)Max 12.0%
Assay(on anhydrous basis) Min:98%
AcetoneMax 0.5%
Ethanol Max:0.5%

Microbiological

Total plate countMax 1000 cfu/g

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