Physical state at 20 °C | Solid | Odour | Odorless |
pH value | 6-9 | Solubility in water [% weight] | Slightly soluble in water |
Colour | Creamish brown | Density [g/cm3] | 2.5 |
Appearance | Creamish brown colored powder |
Loss on drying (at 105°C) | 5 – 12% |
Solubility | Passes test |
Identification | Passes test |
pH (2% w/v solution in water) | 9 – 10.5 |
Arsenic (As) | Max 0.0008% |
Sedimentation value | Max 2 ml |
Swelling power | Min 24 ml |
Coarse particles | Max 0.1 gm remains on 200 no. sieve |