Description
SPECIFICATIONS
| CAS: | 323194-76-9 |
| Assay: | > 98 % |
| Mol formula: | C4H6NO4Na.H2O |
| Mol weight: | 173.1 |
| Specific rotation (D20): | +18.5 – +21.0 ° |
| Transmittance: | > 95 % |
| pH (10% solution): | 6.0 – 7.5 |
| Chlorides (Cl): | < 0.1 % |
| Iron (Fe): | < 10 ppm |
| Heavy metals (as Pb): | < 10 ppm |
| Arsenic (As): | < 1 ppm |
| Loss on drying: | < 0.5 % |
| Storage: | Room temperature |
| Stability: | At least 2 years. |