Potassium sulphate

                                                                                                 Potassium sulphate

Definition :- Bismuth subcarbonate Bi₂O₂(CO₃), sometimes written (BiO)₂CO₃ is a chemical compound of bismuth containing both oxide and carbonate anions. Bismuth is in the +3 oxidation state. Bismuth subcarbonate occurs naturally as the mineral bismutite. Its structure^[1] consists of Bi-O layers and CO₃ layers and is related to kettnerite, CaBi(CO₃)OF. It is light sensitive.

Physical and chemical properties

Appearance : White solid.

Odor : odorless.

Molecular weight : 174.259 g / mole.

Molecular formula : K₂SO₄.

Boiling point :  1689°c.

Melting point :  1069° c.

Solubility : in water , glycerol , insoluble in acetone , alcohol .

Storage: store in a cool , dry , ventilated area away from heat moisture and incompatible substance.

Incompatibility: store oxidizing agents , chlorine and nitric acid. Vigorous reaction will occur when potassium sulphate is melted with aluminum or magnesium.

Medical and Pharmaceutical Uses:-

                                     i.            Used as anti-hypokalemic.

                                  ii.            Used for relief of constipation.

                               iii.            Diagnostic procedure.

                               iv.            Used as buffering agent in pharmaceutical preparation.