Potassium sulfate is a colorless crystalline, hygroscopicity,
agglomerate, not physical properties, application and it is very
good of water-soluble k. Potassium sulfate is neutral, physical
chemistry of acidic fertilizer.Used for drug (e.g. delay evacuant),
potassium fertilizer (approximately 50%, is a kind of
rapidly-available potassium, basal, seeds and top application).
Also used for making alum, glass and potash, etc.