L- Cystine

China L-Cystine, Find details about China L-Cystine from L-Cystine

Trademark
newstar
Transport Package
Plum
Specification
20kg
Origin
China
Trademark
newstar
Transport Package
Plum
Specification
20kg
Origin
China
ItemLIMIT
INDENTIFICATIONAS PER USP28
organic volatile impuritiesAS PER USP28
Chromatographic purtyAS PER USP28
Specific rotation[a]D20
 
-215°~ -225°
 
Heavy metals(Pb)
 
0.0015%
 
Loss on drying
 
0.2%

 
Residue on ignition
 
0.4%
 
Assay
 
98.5~101.5%
 
Arsenic
 
1.5PPM
 
Sulfate
 
0.04%
 
Chloride
 
0.15%
 
Iron
 
0.003%
 
L-Cystine
L-Cystine