Specifications:
1) Assay (on dry basis): 98.5% min.
2) Specific rotation (a) 20 D: -26.0 degrees ~ -29.0 degrees
3) Loss on drying: 1.0% max.
4) Residue on ignition: 0.3% max.
5) Ammonium (as NH4+): 0.04% max.
6) Heavy metals (as Pb): 20ppm max.
7) Arsenic: 2ppm max.
8) Appearance: off-white free-flowing powder
Packing: net weight 25kg drums or according to the requirements
Storage: store in a cool, dry, ventilated area
Shelf life: two years in dry conditions after production
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