| Specifications |
| Assay (HClO4 titration) |
Min 99% |
| Specific optical rotation (20 g/l,
water calc.on dried substances) |
-33.0 to -34.7 deg |
| Heavy metals (as Pb) |
Max 0.001% |
| Ammonium (NH4) |
Max 0.01% |
| Foreign amino acids |
Max 0.3% |
| Other ninhydrin-positive substances
(as glycine) |
Max 0.1% | |
|