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 - 5.5 | — |
| Melting point/ Freezing point [°C] | 340 °C | °C |
| 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 | White crystalline powder | — | — |
| Zinc (Zn) | Max 0.0025 % | % | — |
| Residue on ignition (800 °C) | Max 0.1 % | % | — |
| Iodide, Bromide (I, Br) | Passes test | — | — |
| pH (5% solution) | 4.5 - 5.5 | — | — |
| Identity | Passes test | — | — |
| Clarity of solution | Passes test | — | — |
| Acidity or alkalinity | Passes test | — | — |
| Loss on drying (105 °C) | Max 0.5 % | % | — |
| Thiocyanate (SCN) | Passes test | — | — |
| Assay | Min 99 % | % | argentometric |
| Sulphate (SO4) | Max 0.015 % | % | — |
| Heavy metal | Max 0.001 % | % | — |
| Arsenic (As) | Max 0.0003 % | % | — |
| Lead (Pb) | Max 0.001 % | % | — |
| Calcium (Ca) | Max 0.02 % | % | — |
| Iron (Fe) | Max 0.002 % | % | — |
| Copper (Cu) | Max 0.0025 % | % | — |
Available grades
7 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 | RA000553-PK-500G |
| 50 kg | RA000553-PK-50KG |
| 1 kg | RA000553-PK-1KG |
| 5 kg | RA000553-PK-5KG |