Identity
Classification
- Categories
- Metals & Elements primary
Technical Data
Properties
| Property | Value | Unit |
|---|---|---|
| Physical state at 20 °C | Solid | — |
| Density [g/cm3] | 1.8 - 2.1 g/cm3 | g/cm3 |
| Solubility in water [% weight] | Insoluble in water | — |
| Colour | Black | — |
| Odour | Odorless | — |
| pH value | 6 - 9 | — |
| Melting point/ Freezing point [°C] | 3550 °C | °C |
| Auto-ignition temperature [°C] | 450 °C | °C |
| Boiling point [°C] | Sublimes | — |
| Vapour pressure [20°C] | Max 0.01 hPa | hPa |
| Vapour density | 0.4 | — |
These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.
Specifications
| Parameter | Specification | Unit |
|---|---|---|
| Appearance | Black powder | — |
| Methylene blue value | Min 240 | — |
| Substance soluble in ethanol | Max 0.2 % | % |
| Substance soluble in HCl | Max 1.0 % | % |
| Chloride (Cl) | Max 0.2 % | % |
| Sulphate (SO4) | Max 0.2 % | % |
| Heavy metal | Max 0.005 % | % |
| Iron (Fe) | Max 0.015 % | % |
| Loss on drying (120 °C) | Max 8.0 % | % |
| pH Value | 6.5 - 7.5 | — |
Packaging
| Pack size | SKU |
|---|---|
| 25 kg | RA001003-PK-25KG |
| 5 kg | RA001003-PK-5KG |