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L-Cysteine CAS: 52-90-4
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| Post Date: | Mar 30,2013 |
| Expiry Date: | Mar 30,2014 |
| Detailed Description: |
Cas No. :52-90-4
Quantity: 20Metric Tons Payment Method: TT/LC/DP L-Cysteine CAS: 52-90-4 Product Name:L-Cysteine Introduction alias: L-А-amino-b-mercapto propionic acid CAS: 52-90-4 EINECS No.: 200-158-2 Molecular Weight:121.16 Molecular Formula:C3H7NO2S MF: C3H7NO2S Molecular Weight: 121.16 Identification: Infrared Spectroscopy Specific Rotation: +8.3 ° ~ +9.5 ° Dissolved condition: ≥ 95.0% Content: 98.0% to 101.5% Heavy metals: ≤ 10ppm Chlorides: ≤ 0.04% Arsenic salt: ≤ 1ppm Loss on drying: ≤ 0.5% Residue on ignition: ≤ 0.1% PH: 4.5 to 5.5 Molysite: ≤ 10ppm Ammonium salt: ≤ 0.02% Sulfates: ≤ 0.03% Packing: 25kg / barrel |
| CAS Registry Number: | 52-90-4 |
| Synonyms: | ;Cysteine, L-;L-(+)-Cysteine;L-Alanine, 3-mercapto-;L-Cys;NSC 8746;L-Cysteine;(+)-2-Amino-3-mercaptopropionic acid;L-beta-mercaptoalanine;L-Cysteine Free Base Crystalline;(S)-(-)-Cysteine;L-Cysteine Base;H-Cys-OH; |
| Molecular Formula: | C3H7NO2S |
| Molecular Weight: | 121.15 |
| Molecular Structure: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; R36/37/38:; |
| Safety Description: | S26:; S37/39:; |
| Company: | Hubei Yuancheng Pharmaceutical Co., ltd [ China ] |
| Contact: | Lupin |
| Tel: | +86-27-68886724 |
| Fax: | +86-27-88048077-899 |
| Email: | ycgsales02@ycphar.com |
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