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carbocistein cas 638-23-3

Assay: 99%min

Appearance: White powder

Capacity: 3 mts/moth or customized according to customer needs

Packaging: 1kg bag, 25kg drum

Sample: available




Chemical Name: Carbocistein; S-Carboxymethyl-L-Cysteine

CAS No.: 638-23-3

Molecular Formula: C5H9NO4S

Molecular Weight:179.19

MolecularStructure:Carbocistein CAS 638-23-3

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


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


Clean and ventilated environment

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