Basic information about this product
Detailed information about the product
| Physical state at 20 °C | Solid | Colour | Black powder | ||||
| Odour | Odorless | ||||||
| Appearance | Dark green to brown to black powder | Solubility (0.1% in water) | Clear solution |
| Absorption maxima in water | 435 - 443 nm | Absorptivity (A 1%/1cm; at λmax; in water) | Min 120 |
| Loss on drying (at 110°C) | Max 10% | Suitability (as metal indicator) | Passes test |