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VITAMIN B2 RIBOFLAVIN 5 PHOSPHATE POWDER - DFI-448654

Published: 04/07/2019

Description

CAS No.130-40-5
Shelf life24 Months
Appearance(BP, EP)Orange- yellow crystalline powder hygroscopic powder

Specification

Packaging10 kg/Fibre Drum
Identification(USP, EP, BP)Positive
pH(USP, EP, BP)5.0~6.5
Specific Rotation([a] 250D.)+37.0-43.0°
Lumiflavin(Limit of USP)<=0.025
Riboflavin(free USP, EP, BP)<=6.0%
Riboflavin(Free as Di-Phosphate, USP, EP, BP)<=6.0%
Phosphate(Free, USP)<= 1% AS PO4
Inorganic phosphate(BP, EP)<=1.5%
Loss on drying<=8.0%
Residue on ignition(/Sulphated Ash USP)<=25.0%
Assay(content , USP, EP, BP)73.0-79.0%
Heavy metals<=10 ppm, mg/kg
Ethanol(USP, EP, BP)<=0.5%
Acetonitrile(USP, EP, BP)<=0.041%
Residual solvents(Pyridine, USP, EP, BP)<=0.02%

Microbiological

Bacterial Count(Aerobic, USP, EP, BP)<=1000 cfu/g
Yeasts & Moulds(USP, EP, BP)<=100 cfu/g
Escherichia Coli(USP, EP, BP)Negative/g

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