Inorganic Salts
Chromium (Iii) Potassium Sulphate Dodecahydrate AR/ACS
RA002926 CAS 7788-99-0 AR/ACS
Identity
Classification
- Categories
- Inorganic Salts primary
Technical Data
Properties
| Property | Value | Unit |
|---|---|---|
| Physical state at 20 °C | Solid | — |
| Colour | Violet crystalline | — |
| Odour | Odorless | — |
| Melting point/ Freezing point [°C] | 89 °C | °C |
| Density [g/cm3] | 1.826 g/cm3 | g/cm3 |
| Solubility in water [% weight] | Soluble in water | — |
These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.
Specifications
| Parameter | Specification | Unit | Method |
|---|---|---|---|
| Appearance | Violet crystalline powder | — | — |
| Ammonium (NH4) | Max 0.01 % | % | — |
| Heavy metal | Max 0.01 % | % | — |
| Assay | 99 - 102 % | % | iodometric |
| Substance insoluble in water | Max 0.01 % | % | — |
| Chloride (Cl) | Max 0.002 % | % | — |
| Lead (Pb) | Max 0.005 % | % | — |
| Copper (Cu) | Max 0.001 % | % | — |
| Nickel (Ni) | Max 0.001 % | % | — |
| Iron (Fe) | Max 0.01 % | % | — |
| Aluminium (Al) | Max 0.005 % | % | — |
Available grades
2 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.
Packaging
| Pack size | SKU |
|---|---|
| 500 g | RA002926-PK-500G |