HomeCupric salts
Cupric Pyrophosphate
Product name: Cupric Pyrophosphate
CAS No.: 10102-90-6
Molecular Formula:
Cu2P2O7·4H2O
Molecular Weight: 373.05
Characters: Light green or light blue powder, soluble in acids, insoluble in water, has strong chelating ability to metal ions.
Specifications:
| Cupric Pyrophosphate | Export grade | Refined grade | High-purity electroplating best grade | Electroplatin first grade | Technical grade |
| Item | Spec. | Spec. | Spec. | Spec. | Spec. |
| Assay % | ≥ 99.0 | ≥ 99.0 | ≥ 99.0 | ≥ 98.5 | ≥ 98.0 |
| Copper content % | ≥ 34 | ≥ 34 | ≥ 33.7 | ≥ 33.5 | ≥ 33.0 |
| Solubility in potassium pyrophosphate % | ≥ 99.9 | ≥ 99.9 | ≥ 99.9 | ≥ 99. 9 | -- |
| Fe% | ≤0.01 | ≤0.005 | ≤0.01 | ≤0.01 | ≤0.01 |
| Sulphates(SO4)% | ≤0.005 | ≤0.01 | ≤0.005 | ≤0.01 | ≤0.1 |
| Insol. in acids % | ≤0.05 | -- | ≤0.05 | ≤0.1 | ≤0.1 |
| Heav metal(Pb) % | ≤0.005 | ≤0.002 | ≤0.003 | ≤0.003 | -- |
| Cu% | -- | ≤0.004 | -- | -- | -- |
| Na% | -- | ≤0.5 | -- | -- | -- |
| Zn% | -- | ≤0.005 | -- | -- | -- |
| Ni% | -- | ≤0.005 | -- | -- | -- |
| As% | -- | ≤0.0003 | -- | -- | -- |
| Orthophosphate % | -- | ≤1.0 | -- | -- | -- |
| Hypophosphite % | -- | 37.5-42.8 | -- | -- | -- |
| Loss on ignition % | -- | 10-21 | -- | -- | -- |
| Chlorides(Cl) % | -- | ≤0.01 | -- | -- | -- |
| Bulk density g/l | -- | 270-370 | -- | -- | -- |
Product Usage: Suitable for pyrophosphate copper plating, bronze plating, coppertin alloy plating etc.
Packaging: In 25Kg/woven bag lined with double-layer plastic bag
Storage Precautions: Stored in dry, draughty and cool warehouse; protect against dampness or fire.
