Business Type:Trading Company
Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
Tel: 86-21-60939051,60939771
Mobile: 18621677683
Tel: 86-21-60939051,60939771
Fax: 86-21-60939772
Province/state: Shanghai
City: Shanghai
Street: Room 2108, Building 2,No. 489 Zhengli Road,200433
MaxCard:
CAS NO.638-23-3
1.Factory Direct price
2.High quality standard
3.Multiple quantities choosing
4.Ready stock
5.Different delivery ways
Moreover,We have inventory readily available in our Los Angeles warehouse, ensuring faster delivery within the United States.
English name: Carboxymethylcysteine
English nickname: s - carboxymethyl - l - cysteine; 3 - carboxymethylthio - l - alanine; carbocysteine
EINECS: 211-327-5
Molecular formula: C5H9NO4S
Molecular weight: 179.19
Melting point: 205-207 ℃
Than the curl: - 31 ° c = 1, 10% NaH2CO3)
Solubility: SOLUBLE IN COLD WATER
Specification:
Item |
Specifications |
Description |
White crystals or crystalline powder |
Identification |
Infrared absorption uniformity |
Specific optical rotation[a]D20° |
-33.5°~ -36.5° |
State of solution |
≥98.0% |
Loss on drying |
≤0.30% |
Residue on ignition |
≤0.1% |
Chloride |
≤0.04% |
Sulfate (SO4) |
≤0.02% |
Heavy metals(Pb) |
≤10ppm |
Iron (Fe) |
≤30ppm |
Ammonium (NH4) |
≤0.02% |
Arsenic (As2O3) |
≤1ppm |
Other amino acids |
Qualified |
PH value |
2.0 ~ 3.5 |
Assay |
98.5% ~101.0% |