POTASSIUM CARBONATE ANHYDROUS 99.5% AR
| Product Code | B-02081 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | AR | CAS No | 584-08-7 |
| Molecular Formula | K2CO3 | Molecular Weight | 138.21 |
| H.S.Code | 2836.40000 | Shelf Life | 60 Months |
| Purity | 99.5 % |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White crystalline |
|---|---|---|---|
| Solubility in water [% weight] | 138 g/l at 20 °C - completely soluble | Odour | Odorless |
| Density [g/cm3] | 2.43 | Melting point/ Freezing point [°C] | 891 °C |
| pH Value | 11 - 13 at 138 g/l at 25 °C | ||
Packaging
Specification
| Appearance | Hygroscopic white crystalline powder or granules |
| Assay (after drying at 300°C) | 99.5 – 100.5% |
| Insoluble matter | Max 0.01% |
| Loss on dryig (at 300°C) | Max 0.5% |
| Sulphur compounds (as SO4) | Max 0.004% |
| Chloride (Cl) | Max 0.002% |
| Phosphate (PO4) | Max 0.001% |
| Silicate (SiO2) | Max 0.005% |
| Calcium (Ca) | Max 0.001% |
| Iron (Fe) | Max 0.0005% |
| Magnesium (Mg) | Max 0.0005% |
| Sodium (Na) | Max 0.02% |
| Heavy metals (by ICP-OES) | Max 0.0005% |
Safety Information and Hazard Symbols
Symbol: GHS07,GHS08
Signal Word: Warning
Hazardous Statement: H302-H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338