L-Cysteine Hcl Monohydrate (China)

L- Cysteine Hcl monohydrate

White crystal or crystalline powder, Specific rotation +5.5 - +7.0 State of solution = 98.0 PH 1.5-2.0 Chloride 19.89~20.29 Ammonium =0.02 S ulfate=0.020

Iron =10ppm Heavy metal=10ppm Arsenic=1ppm Other amino acid conforms8.5-12.0

Assay 99.0-101.0