Applications

• Soap, glass and china production
• Mild drying agent
• Electrolyte for oxyhydrogen production
• Buffering agent
• Softening hard water
• Fire suppressant
• Condensed aerosol fire suppression
• Ingredient in welding fluxes
• Stability in neurons
• Animal feed ingredient

General

Potassium carbonate is a white salt, soluble in water (insoluble in alcohol), which forms a strongly alkaline solution. It can be made as the product of potassium hydroxide's absorbent reaction with carbon dioxide. It is deliquescent, often appearing a damp or wet solid. Potassium carbonate is used in the production of soap and glass.

Specification

Minimum Assay: 99%
Molecular Formula: K2CO3
Molecular Weight: 138.21 g/mol
Solubility in water (% weight): 138 g/l at 20 C - completely soluble
Insoluble Matter in Water: <0.008%
Loss on drying at 300 C: <0.48%
Chloride (Cl): <0.001%
Phosphate (PO4): <0.0008%
Sulphate (as SO4): <0.003%
Calcium (Ca): <0.00036%
Iron (Fe): <0.0005%
Magnesium (Mg): <0.00012%
Sodium (Na): <0.02%
Silicate (SiO2): <0.004%

Hazards

Hazard Phrases: Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Prec Phrases: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.