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N-ACETYL -L-CYSTEINE POWDER - DFI-656652

Published:02/12/2016

Description

Shelf lifeMax 24 months
AppearanceWhite crystals or crystalline powder

Specification

Country of originChina
IdentificationInfrared absorption spectrum
Specific Rotation21.3 to 27°
State of Solution Min:98%
Chloride (Cl) Max:0.04%
Ammonium Max:0.02%
Sulphate Max:0.03%
Iron (Fe) Max:20ppm
Heavy metals Max:10ppm
Arsenic Max:1ppm
Other Amino AcidsChromatographically not
Loss on drying Max:0.5%
Residue on ignition Max:0.2%
Assay98.5 to 101%
pH2 to 2.8
Melting point106 to 110°
Mesh Size20 Mesh
Bulk Density0.6 to 0.8g/ml
Tapped Density0.75 to 0.95g/ml
Cadmium Max:1ppm
Lead Max:3ppm
Mercury Max:0.1ppm

Microbiological

Total plate count Max:1000cfu/g
Total yeasts and moulds Max:100cfu/g
Coliforms Max:10cfu/g
Staphylococcus aureusNegative
Escherichia ColiNegative
SalmonellaNegative

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