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Food online >  Products >  Food Additives >  Nutrition Supplements > 

L-Cysteine,China price supplier

L-Cysteine
FOB Price:Price can be negotiated
Update Time:2007-11-30
Product Description

L-CYSTINE 
Chemical Name: L(-)-3,3'-Dithiobis(2-aminopropanoic acid) 
Structure Formula: 
                 
Molecular Formula: C6H12N2O4S2
Molecular Weight: 240.29 
Cas No: [56-89-3] 
Characteristics: White crystals or crystalline powder; tasteless. Practically insoluble in water, in ethanol and in ether. Dissolves in dilute HCl. 
Quality Standards: AJI92, FCCIV, In-house (ref USP24)

Item  Specifications (AJI92 )  USP 24  FCC IV  
Appearance  White crystal or crystalline powder; tasteless  
Description White crystals or crystalline powder 
Identification  Infrared absorption spectrum  
Specific rotation
[a]D20  -215 - -225  -215  - -225  -215 - -225  
State of solution
(Transmittance)  98.0%  --- --- 
Chloride(CL)   0.020%   0.020%  --- 
Ammonium(NH4)   0.02%  --- --- 
Sulfate(SO4)   0.020%   0.020%  --- 
Iron(Fe)  20PPm   20PPm  --- 
Heavy metals(Pb)  10PPm   10PPm  20ppm  
Arsenic(As2O3)   1PPm  --- --- 
Other amino acids  Conforms  --- --- 
Loss on drying  0.20%   0.20%  0.20%  
Residue on ignition (Sulfated)   0.10%   0.10%   0.10%  
Assay 98.5-101.0%  98.5-101.0%  98.5-101.0%  
PH  5.0-6.5  5.0-6.5  --- 
Organic Volatile
impurities  --- Meets the requirements  --- 

Packaging and Storage: In 25kgs f iber drum double polyethylene bags inside; Preserve in well-closed containers, at controlled room temperature. 
R ecommended limit: 1 year.

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Company Profile
Name: FeiHong Food Additive CO.,LTD
Main Products: L-Cysteine ,Carbocistein , Riboflavin(Vitamin B2) ,Vitamin B6 ,Folic aicd ,Vitamin B1 HCl/mono , 5-Ydroxytryptophan,Maltodextrin,Caffeine,Citric acid,Polydextrose,Ferrous Lactace,Inositol,Taurine
Business Type: Manufacture
Total Employees: < 20
Address: FLOOR 21,BUILDING NO.11,XIN TIAN DI,NO.689 SHI JI ROAD,NINGBO CHINA
depend on the rich experience in tradeing ,right now,PANGS LANZA GROUP begin to invest  research and  manufacture.so  feihong foodadditive CO.,LTD founded . Located in the famous seaport city of the east China, feihong foodadditive CO.,LTD is a main Chinese suppiler for amino acid ,vitamins and other food additves. By exclusively handling every aspect of bringing these ingredients to market, feihong foodadditive CO.,LTD has progressed to become one of the most advanced Chinese suppliers in the foodadditive field. more
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FeiHong Food Additive CO.,LTD
  • Business Type: Manufacture
  • Main Products:L-Cysteine ,Carbocistein , Riboflavin(Vitamin B2) ,Vitamin B6 ,Folic aicd ,Vitamin B1 HCl/mono , 5-Ydroxytryptophan,Maltodextrin,Caffeine,Citric acid,Polydextrose,Ferrous Lactace,Inositol,Taurine
  • Location: NINGBO, Zhejiang, China
  • Year Established:
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Contact Information
Contact: Ms.peny
Tel: 0086 - 574 - 27666821
Fax: 0086 - 574 - 27668810
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