carbocistein cas 638-23-3
Chemical Name: Carbocistein; S-Carboxymethyl-L-Cysteine
CAS No.: 638-23-3
Molecular Formula: C5H9NO4S
Molecular Weight:179.19
MolecularStructure:
Appearance:White crystalline powder or small flakes
CarbocisteinTypical Properties
| Item | Specifications |
| Appearance | White crystalline powder or small flakes |
| Specific rotation | -32.5°～-35.5° |
| State of solution | Clear and colorless |
| Chloride, % | ≤0.15 |
| Sulfate，ppm | ≤300 |
| Ninhydrin-positive substances | Not more intense than the spot with reterence solution(0.5%) |
| Phosphate, ppm | ≤250 |
| Heavy metals, ppm | ≤10 |
| Sulphated ash,% | ≤0.30 |
| Loss on drying % | ≤0.50 |
| Residue on ignition, % | ≤0.1 |
| Assay, % | 98.5～101.0 |
| PH | 2.8～3.0 |
CarbocisteinUsage
1. Adhesive dissolved drugs, occasionally mild dizziness, nausea, stomach discomfort, diarrhea, gastrointestinal bleeding, rash and other adverse reactions. Patients with digestive tract should be used with caution.
2. Mainly used for the treatment of chronic bronchitis, bronchial asthma and other diseases caused by sputum viscous, coughing difficulties and obstruction of the trachea
CarbocisteinPackaging and Shipping
25kg fiber drum or as customized package
CarbocisteinStorage
Clean and ventilated environment
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