Physical state at 20 °C | Solid | Odour | Slight nitric acid odor |
Melting point/ Freezing point [°C] | 30 °C | Solubility in water [% weight] | Slowly decomposes in water to form subnitrate |
Colour | White | Partition coefficient Log Pow octanol / water at 20°C | log Pow: 0.2 |
Initial boiling point [°C] | 75 °C | Boiling point [°C] | 75 – 80 °C |
Appearance | White crystalline powder |
Assay (ex Bi) | Min 98% |
Chloride (Cl) | Max 0.005% |
Sulphate (SO4) | Max 0.002% |
Ammonium (NH4) | Max 0.003% |
Arsenic (As) | Max 0.0005% |
Lead (Pb) | Max 0.005% |
Calcium (Ca) | Max 0.005% |
Iron (Fe) | Max 0.002% |
Copper (Cu) | Max 0.002% |
Silver (Ag) | Max 0.001% |
Zinc (Zn) | Max 0.001% |