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100 Kilogram |
FOB Price: USD 25.0000 |
L(-)-3,3'-Dithiobis(2-aminopropanoic acid) 2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid Food flavoring
Chemical Name |
L-Cystine |
Synonyms |
L(-)-3,3'-Dithiobis(2-aminopropanoic acid); 2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid |
Molecular Formula |
C6H12N2O4S2 |
Molecular Weight |
240.29 |
CAS No. |
56-89-3 (24645-67-8) |
Appearance |
White crystalline powder |
Assay |
98.5~101% |
pH |
5.5~6.5 |
Specific rotation[a]D020 |
- 215°~ - 225° |
Chloride(Cl) |
≤0.02% |
Ammonium(NH4) |
≤0.02% |
Sulfate(SO4) |
≤0.02% |
Iron(Fe) |
≤10ppm |
Heavy metals(Pb) |
≤10ppm |
Arsenic |
≤1ppm |
Loss on drying |
≤0.20% |
Residue on ignition |
≤0.10% |
Packing |
1kg/foil bag; 25kg/drum |
Application |
Food flavoring, biochemical reagents, also used as feed nutrition enhancer |
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