Ningbo Yuanfa Bioengineering Co., Ltd.
Main products:Amino Acid
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  • Contact Person : Ms. Yu Jacqueline
  • Company Name : Ningbo Yuanfa Bioengineering Co., Ltd.
  • Tel : 0086-574-88073367,13586894335
  • Fax : 0086-574-88073568
  • Address : Zhejiang,NINGBO,FANSHIDU VILLAGE, JIANGSHAN ,YINZHOU DISTRICT ,NINGBO 315100 CHINA
  • Country/Region : China
  • Zip : 315100

S-Carboxymethyl-L-Cysteine

S-Carboxymethyl-L-Cysteine
Product Detailed
White crystals or crystalline powder,strongly acid taste

S-Carboxymethyl-L-Cysteine     CAS NO638-23-3

 

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

25KGS/drum,25KGS/carton

Quality  Standard

AJI92/USP28/EP5/FCCIV

Specification                                                                     

Specific rotation[a]D20°          

-33.5°~-36.5°         

State of solution

Clear and colorless

(Tranamittance)

≥98.0%

Chloride(Cl)

≤0.039%

Ammonium(NH4)                    

≤0.02%               

Sulfate(SO4)                            

≤0.020%       

Iron(Fe)                             

≤30PPm           

Heavy metals(Pb)                  

≤10PPm              

Arsenic(As2O3)                     

≤1PPm               

Other amino acids                  

                                         

Chromatographically  not detectable 

Loss on drying                      

≤0.30%

Residue on ignition (Sulfated)                          

≤0.10%

Assay                                  

98.5~101.0%             

PH                                         

2.0~3.5              

S-Carboxymethyl-L-Cysteine



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