Products

S-Carboxymethyl-L-Cysteine (CAS:638-23-3)

Item No.: 19
CAS No.:638-23-3
Molecule Formula:C5H9NO4S
Molecule Weight:179.20
Description:White crystals or crystalline powder
Manufacture Standards:AJI/EP
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Description
CAS No.:638-23-3
Molecule Formula:C5H9NO4S
Molecule Weight:179.20
Structure Formula
 
Description:White crystals or crystalline powder; slightly acid taste. Very soluble in water, practically insoluble in ethanol and in glacial acetic acid and in ether. Dissolve in dilute hydrochloric acid and in sodium hydroxide T.S.
Manufacture Standards:AJI/EP
Specification:
 
Specific rotation
-33.5--36.5°
Heavy metals
≤10ppm
Loss on drying
≤0.3%     
Residue on ignition
≤0.10% 
assay
98.5-101.0%             
pH
2.0-3.5         
Mainly uses:
Hair finishing agent and adjusting agent, it can resist acne.
It can be used in the curing of chronic tracheitis, emphysema, pulmonary.
Packing:
25kgs/ fiber drum