Items | Standard |
Description | White or slightly yellow crystals or powder |
Identity | Positive |
Assay (﹪) | 99.0 ~ 100.5 |
Loss on drying (﹪) | 0.4max |
Specific Rotation | -16.5°~ -18° |
Residue on ignition (﹪) | 0.3max |
Heavy Metals (as Pb) (mg/kg) | 10max |
Lead (mg/kg) | 2max |
Arsenic (mg/kg) | 3max |
Mercury (mg/kg) | 1max |
Oxalate | Passes test |