Chemical specifications
| Parameter | Average value |
|---|---|
| Assay | 99,8% - 100,5% |
| Specific rotation (20% w/v) | + 12,0° - +12,8° |
| Melting point | 168°C - 170°C |
| Oxolate | < 50 ppm |
| Chloride | < 100 ppm |
| Sulfate | < 100 ppm |
| Calcium | < 200 ppm |
| Heavy metal (as Pb) | < 4 ppm |
| Lead | < 0.5 ppm |
| Mercury | < 0.3 ppm |
| Arsenic | < 1 ppm |
| Ochratoxin | absent |
Available grain sizes
| Type | Micron | Limits |
|---|---|---|
| Granular type 3G | > 1600 | < 5% |
| < 630 | < 20% | |
| Granular type 3 | > 1000 | < 5% |
| < 630 | < 20% | |
| Granular type 2 | > 710 | < 5% |
| <425 | < 20% | |
| Thin granular type 2V | > 500 | < 5% |
| < 250 | < 10% | |
| Thin granular type UB | > 300 | < 5% |
| < 75 | < 10% | |
| Powder type 0 | > 200 | < 2% |
| Grain type ENOS | N/A | N/A |
