L-Cystine
( 56-89-3 | CLS-CHU-406-100g )
Our packs are available in standard sizes, but we can also customize them to meet your specific requirements. Pack sizes are listed alongside the catalog number.
Example: Catalog Number – Pack Size.
| CAS: | 56-89-3 |
|---|---|
| Molecular Formula: | [-SCH2CH(NH2)CO2H]2 |
| Molecular Weight: | 240.3 |
Product Detail
| Product Name | L-Cystine |
| Categories | Amino Acids |
| CAS | 56-89-3 |
| Molecular Formula | [-SCH2CH(NH2)CO2H]2 |
| Molecular Weight | 240.3 |
| CLS CAT Numbers | CLS-CHU-406-100g |
| Prepack Size | 100g |
Product Specification
| Grade | USP32 |
| Specific rotation | -215° to -225° |
| Heavy metals | ≤ 0.0015% |
| Loss on Drying | ≤ 0.20% |
| Chloride (Cl) | ≤ 0.10% |
| Assay | 98.5% to 101.5% |
| Particle Size | Approx 80 mesh/ 165 micron. |
| Residual on Ignition | ≤ 0.10% |
| Appearance | White crystals or crystalline powder |
| Iron (Fe) | ≤ 0.003% |
| Sulphate (SO4) | ≤ 0.040% |
| Arsenic (As) | ≤ 1.5ppm |
