PRODUCT SPECIFICATION
| TEST | SPECIFICATION |
| Appearance | Dark green Crystalline Powder |
| Assay (as is Basis) | 80-85% |
| Assay on Dry Basis | 98-103% |
| Loss on drying (at 110 degC) | 8-16% |
| Residue on Ignition | <1.2 % |
| Absorptivity 1%, 1cm, at Max. 663.0nm | 2200-2700 |
| Sulphated Ash | <1.0 % |
| Zinc Content | <100ppm |
| Solubility | Clear Blue Solution |
| Residual Solvent | Nil |
| Heavy Metal | Pass Through Turbidity Test |




