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VITAMIN B1 THIAMINE HCL POWDER - DFI-602258v03

Published: 17/04/2019

Description

AppearanceWhite crystal powder
Appearance of solutionPass
Country of originChina
Shelf life36 Months
StorageIn tightly closed containers in a cool, dark and dry place

Specification

IdentificationPositive
pH2.7 to 3.3
Sulphate Max:300ppm
NitrateConforms
Heavy metals Max:10ppm
Water Max:5%
Residue on ignition Max:0.1%
Residual solventsConforms
Related SubstancesWithin limited
Assay98.5 to 101%
Lead Max:2ppm
Chromatographic purity Max:1%

Microbiological

Staphylococcus aureusNegative
Escherichia ColiNegative
ColiformsNegative
Total plate count Max:1000cfu/g
Yeasts & Moulds Max:100cfu/g
SalmonellaNegative

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