Identity
Classification
- Categories
- Inorganic Salts primary
Technical Data
Properties
| Property | Value | Unit |
|---|---|---|
| Physical state at 20 °C | Solid | — |
| Colour | White crystalline | — |
| Odour | Odorless | — |
| pH value | 4.5 - 6.5 | — |
| Melting point/ Freezing point [°C] | 551 °C | °C |
| Boiling point [°C] | 220 °C | °C |
| Vapour pressure mm/Hg | 1 mmHg | mmHg |
| Density [g/cm3] | 2.51 g/cm3 | g/cm3 |
These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.
Specifications
| Parameter | Specification | Unit |
|---|---|---|
| Appearance | White to light yellow crystalline powder*** | — |
| Assay (by oxidation–reduction titration of iodide) | Min 98.5 % | % |
| Chloride & bromide | Max 0.02 % | % |
| Sulphate (SO4) | Max 0.05 % | % |
| Copper (Cu) | Max 0.001 % | % |
| Iron (Fe) | Max 0.001 % | % |
| Heavy metal | Max 0.001 % | % |
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 |
|---|---|
| 100 g | RA000578-PK-100G |
| 250 g | RA000578-PK-250G |