Physical state at 20 °C | Solid | Colour | Pinkish brown |
Melting point/ Freezing point [°C] | 214 °C | Solubility in water [% weight] | Insoluble in water |
Appearance | Pink brown colored powder with white particles |
Residue on ignition | 68 – 74% |
Soluble barium salts | Passes test |
Calcium (Ca) | Passes test |
Lead (Pb) | Max 0.015% |
Chloride (Cl) | Max 0.07% |
Sulphate (SO4) | Max 0.6% |
Ethanol soluble dyes | Passes test |
Matter insoluble in HCI | Max 10 mg |
Water soluble dyes | Passes test |