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VITAMIN B2 RIBOFLAVIN POWDER - DFI-885699

Published: 26/02/2018

Description

AppearanceYellow or orange yellow Crystalline Powder

Specification

IdentificationA solution of 1mg in 100ml of water is pale greenish yellow by transmitted light and has an intense yellowish green fluorescence that disappears upon the addition of mineral acids or alkalies.
Specific Rotation-115 to -135°
Loss on drying Max:1.5%
Residue on ignition Max:0.3%
Lumiflavin440nm Absorbance Max 0.025
Assay(on dried basis)98 to 102%
Total Heavy Metals Max:10ppm
Lead Max:1ppm
Arsenic Max:1ppm
Cadmium Max:1ppm
Mercury Max:1ppm

Microbiological

Total plate count Max:1000cfu/g
Yeasts & Moulds Max:100cfu/g
Escherichia ColiNegative
SalmonellaNegative /25g
Pseudomonas aeruginosaNegative
Staphylococcus aureusNegative

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