0067A 05000 is referred as ALUMINIUM POTASSIUM SULPHATE AR (dodecahydrate)under Research Lab Fine Chem Industries catalogue.0067A 05000 ALUMINIUM POTASSIUM SULPHATE AR (dodecahydrate) is an analytical grade reagent. The product when added to raw water reacts with the bicarbonate alkalinities present in water and forms a gelatinous precipitate. Alum is used as the acidic component of some commercial baking powders.
Specifications:
ALUMINIUM POTASSIUM SULPHATE AR (dodecahydrate)
Synonyms: Alum, Sulphuric acid, aluminium potassium salt (2:1:1), dodecahydrate; potassium alum dodecahydrate; Alum Potassium USP Powder TAC; Potassium alum; Potash alum; Alum; Kalinite
Molecular formula: AlK(SO ) .12H O
Molecular Weight: 474.38
Odourless colourless crystals
PH value3.3 (0.2 M solution)
Melting Point: 92.5 C
Assay : (Min.) 99.5%%
Solubility: 14% in water, 333% in boiling water
CAS No.: 7784-24-9
Pack size: 5Kg per bottle