Anhydrous grade is a white granular powder; the crystalline grade forms white translucent crystals or granules, odorless with a strong alkaline taste. Density 2.428 g/cm³ (19°C), melting point 891°C, solubility 114.5 g/100 mL at 25°C, hygroscopic and deliquescent in moist air, pH of a 10% solution about 11.6, insoluble in ethanol and ether. Widely used in glass, dyeing, soap, enamel, potassium salt manufacture and ammonia decarbonization, in colour TV tubes, and as a leavening agent in food processing. Packed in 25 kg / 50 kg / 1000 kg laminated bags.
