basic Potassium carbonate chemical

Potassium carbonate, white crystalline powder. Density 2.4 28 g CM3. Melting point 891 ℃, decomposition at boiling point, relative molecular weight 138.21 Dissolved in water, aqueous solution alkaline, insoluble in ethanol, acetone and ether. Strong moisture absorption, can absorb carbon dioxide and water in the air, converted to potassium bicarbonate, should be sealed packaging. Hydrate has one water, two water, Samizu. Potassium carbonate aqueous solution is alkaline. Insoluble in ethanol and ether.

Potassium carbonate has no water or crystals containing 1.5 molecules. Waterless powder is white granular powder, crystalline product is white semitransparent small crystal or particle, have strong alkali flavor, relative density 2.4 28(19 ℃), melting point 891 ℃, solubility in water 114 .5 g l00mL(25 ℃), easy hygroscopic in wet Dissolved in lmL water(25 ℃) and about 0.7 mL boiling water, glassy monoclinic crystals hydrate after cooling in saturated aqueous solution, relative density 2.043.