- Min.Order :1 Kilogram
- Purity: 99.0～100.5%
- Payment Terms : L/C,T/T
Keywords
beta-Mercaptoalanine CySH EINECS 200-158-2
Quick Details
- Appearance:White crystal
- Application:used in cosmetics, pharmaceutical and food industry.
- PackAge:25kg/fiber drum
- ProductionCapacity:500|Metric Ton|Year
- Storage:Store in a cool, dry and well-ventilated area
- Transportation:Prompt delivery
Superiority:
Details:
L-Cysteine
|
Chemical Name |
L-Cysteine |
|
Synonyms |
(+)-2-Amino-3-mercaptopropionic acid; beta-Mercaptoalanine; CySH |
|
Molecular Formula |
C3H7NO2S |
|
Molecular Weight |
121.15 |
|
CAS No. |
52-90-4 |
|
EINECS |
200-158-2 |
|
FEMA |
3263 |
|
Appearance |
White crystal |
|
Assay |
99.0～100.5% |
|
pH |
4.5～5.5 |
|
Specific rotation |
+8.3°～+9.5° |
|
Chloride(Cl) |
≤0.02% |
|
Ammonium(NH4) |
≤0.02% |
|
Sulfate(SO4) |
≤0.03% |
|
Iron(Fe) |
≤10ppm |
|
Heavy metals(Pb) |
≤10ppm |
|
Arsenic |
≤1ppm |
|
Loss on drying |
0.5% |
|
Residue on ignition |
≤0.10% |
|
Packing |
1kg/foil bag; 25kg/drum |
|
Application |
Can be used in cosmetics, pharmaceutical and food industry. |
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