S-carboxymethyl-l-cysteine By Henan Mutual Chemical Co., Ltd.

Chemical Name : S-Carboxymethyl-L-Cysteine
CAS NO.: 638-23-3
Chemical Name : S-Carboxymethyl-L-Cysteine
Molecular Structure :
Molecular Formula : C5H9NO4S
Molecular Weight : 179.19
Characteristics : White crystals or crystalline powder,strongly acid taste
Packing : 25kg/drumi 25kg/carton
Quality Standard : AJI92/USP28/EP5/FCCIV

Specification :

Specific rotation[a]D20A : -33.5A ~-36.5A
State of solution : Clear and colorless
(Tranamittance) : a Y98.0%
Chloride(Cl) : a 0.039%
Ammonium(NH4) : a 0.02%
Sulfate(SO4) : a 0.020%
Iron(Fe) : a 30PPm
Heavy metals(Pb) : a 10PPm
Arsenic(As2O3) : a 1PPm
Other amino acids : Chromatographically not detectable
Loss on drying : a 0.30%
Residue on ignition (Sulfated) : a 0.10%
Assay : 98.5i 101.0%
PH : 2.0i 3.5