Specifications
l-lysineCAS No. : 657-27-2
EC No.: 211-519-9
l-lysine
DETAILED DELIVERY SPECIFICATIONS
Specific rotation[]D20: +20.7 to +21.5
State of solution(transmittance): Clear and colorless 98.0% min.
Chloride[cl]: 19.12% to 19.51%
Ammonium [NH4]: 0.02% max.
Sulfate[SO4]: 0.020% max.
Iron[Fe]: 10ppm max.
Heavy metals [Pb]: 10ppm max.
Arsenic[As2O3]: 1ppm max.
Other amino acids: Chromatographically not detectable
Loss on drying: 0.40% max.
Residue on ignition[sulfated]: 0.10% max.
Assay: 99.0% min.
PH: 5.0 ~ 6.0
Benzene: 2ppm max.
Chloroform: 60ppm max.
1,4-Dioxane: 380ppm max.
Methylene chloride: 600ppm max.
Trichlopo ethylene: 80ppm max.