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| Characteristics | Specifications |
|---|---|
| Cu Content | 24.90-25.20% |
| Assay | 98-99.50% |
| Appearance | bright blue |
| pH of 5% Solution | Not Less Than 3.0 |
| Matter insoluble in water | 0.20% |
| Iron as 'Fe' | Max 150 ppm |
| Chloride as 'Cl' | Max 150 ppm |