Grade: food grade, pharmaceutical grade
Factory Location: Shandong
Main Sales Markets: North America,Western Europe,Eastern Europe,Australasia,Middle East,Africa
Packaging Information: 25.0kg/drum
Sample Provided: yes
Payment Terms: T/T in advance
1.Product Name:L-Cystine
2.CAS No:56-89-3
3.Synonyms Name:
L-Cystine 99%; Cystine acid; 3,3'-Dithiobis(2-aminopropionic acid)
4.Molecular Formula:C6H12N2O4S2
Function:
1.L-Cystine is required for proper vitamin B6 utilization
2.L-Cystine is helpful in the healing of burns and wounds, breaking down mucus deposits in illness, the supple of insulin to the pancreas, increasing the levels of glutathione in lungs, liver, kidney, and bone, additionally may have effect of anti-aging.
Spefication
Description |
White Crystals or Crystalline Powder |
Assay |
98.5-101.0% |
PH |
5.0-6.5 |
Specific Rotation |
-215 to -225 degree |
Chloride(Cl) |
0.02% Max. |
Sulfate(SO4) |
0.02% Max. |
Ammonium (NH4) |
0.02% Max. |
Iron(Fe) |
20ppm Max. |
Heavy Metals(Pb) |
10ppm Max. |
Arsenic(As2O3) |
1ppm Max. |
Organic Volatile Impurities |
Meets the Requirements |
Loss on Drying |
0.2% Max. |
Residue on Ignition(Sulfated) |
0.10% Max. |
Organic Volatile Impurities |
Conforms |