L-CYSTEINE PURE FOR BIOCHEMISTRY |
| Article No. | 13500 | Grade | Biochemistry | |
| Synonyms | (R)-2-Amino-3-mercaptopropionic acid | C.I. No. | — | |
| CAS No. | 52-90-4 | Purity | 98.0% | |
| Molecular Formula | C3H7SNO2 | Molecular Weight | 121.16 | |
| H.S. Code | 2930.9040 | Shelf Life | 60 Months | |
| Physical Properties | ||||
| Physical state at 20 °C | Solid | Colour | Colourless crystalline | |
| Solubility | 10% Solution in 2N HCl is clear and colourless. | |||
| Specifications Parameters | ||||
| Description | Colourless to white crystals/crystalline powder or fused solid. | |||
| Specific rotation (α)20D (C=2, 5N HCl) | +6.5° to +8.0° | |||
| Min. assay (By Iodometric, ex SH) | 98.00% | |||
| Sulphated ash | Max. 0.1% | |||
| Iron (Fe) | Max. 0.001% | |||
| Lead (Pb) | Max. 0.001% | |||
| Properties | Insoluble in ether, acetone, benzene and carbon tetrachloride. Soluble in water, ammonium hydroxide, acetic acid. | |||
| Note(s): 1] Assay (if applicable) method mentioned.
WARNING Hazard statements: May cause respiratory irritation. Causes skin irritation. Causes serious eye irritation. Precautionary statements Prevention: Avoid breathing dust/fume/gas/mist/vapours/spray. Wash thoroughly after handling. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. Response: IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If eye irritation persists: Get medical advice/attention. |
IMDG Code : —
UN No. : — IATA : — |
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| Disposal: Dissolve the chemical to be disposed, in water and allow it to run to waste, diluting with large quantities of water. | ||||
| Hazard Pictogram(s) : — GHS07 | ||||
| Manufacturer | Auraiya Laboratory Chemicals Pvt Ltd | Net Packing | 25gm, 4 x 25gm, 10 x 25gm, 100gm, 5x100gm, 10 x 100gm, 500gm |
| Country of Origin | India | Website | www.auraiyalabchem.com |
| Item model number | 13500 | Order now | sales@auraiyalabchem.com |
| Packer | Auraiya Laboratory Chemicals Pvt Ltd | Contact us | +91 879 151 1893 |
| Importer | Auraiya Laboratory Chemicals Pvt Ltd | Customer Care | info@auraiyalabchem.com |
Date- 10.11.2024
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