FD
Cysteine
Acidity
Powder
Infrared Absorption
Clear and Colorless
Not More Than 0.04%
Not More Than 0.02%
LTC
25kg/Drum
AJI92
China
2930909090
Product Description
Item | Specification |
Characters | White crystals or crystalline powder |
Identification | Infrared Absorption |
Specific rotation [α]D20 | +21.3 to +27.0° |
State of solution (Transmittance) | Clear and colorless Not less than 98.0% |
Chloride(Cl) | Not more than 0.04% |
Ammonium(NH4) | Not more than 0.02% |
Sulfate(SO4) | Not more than 0.030% |
Iron(Fe) | Not more than 10ppm |
Heavy metals(Pb) | Not more than 10ppm |
Lead | Not more than 3ppm |
As2o3) | Not more than 1ppm |
Cad. | Not more than 1ppm |
Mer. | Not more than 0. 1ppm |
Other amino acids | Chromatographically Not detectable |
Loss on Drying | Not more than 0.5% |
Residue on ignition(sulfated) | Not more than 0.20% |
Assay | 98.5 to 101.0 % |
pH | 2.0 to 2.8 |
Total plate count | Less than 1000 cfu/g |
Yeast & molds | Less than 100 cfu/g |
Enterobacteriaceae | Negative |
E Coli | Negative |
Salmonella | Negative |
Staphylococcus | Negative |
25KG/DRUM


- Established for 20 years, our company boasts a wealth of experience and stability in the industry.
- We have extensive expertise in the export of fine chemicals, ensuring the highest standards in international trade.
- Our products are exported to various parts of the world, covering a diverse range of markets.
- We offer well-planned shipping routes that optimize delivery times and costs.
- Specializing in the transportation of dangerous goods, we adhere to strict safety protocols and regulations.
- We provide competitive pricing to ensure your satisfaction and value for money.
- We offer a variety of payment methods to accommodate different customer preferences and needs.
- Quick delivery is our promise, ensuring that your orders are processed and shipped promptly.
- We provide complete documentation to ensure smooth customs clearance and compliance with international standards.
- Our commitment to honesty and integrity is the foundation of our business, building trust with our clients worldwide.
- We maintain a state-of-the-art logistics system to track shipments and provide real-time updates.
- Our team of experts is always ready to assist with any inquiries or concerns you may have.
- We continuously invest in research and development to improve our products and services.
- We are committed to environmental sustainability, ensuring that our operations have a minimal impact on the environment.
- We value long-term partnerships and strive to build lasting relationships with our clients.