Potassium sulfate is also used as a flash reducer in artillery propellant charges. It reduces muzzle flash, flareback and blast overpressure. It is sometimes used as an alternative blast media similar to soda in soda blasting as it is harder and similarly water-soluble
It is a good rooting agent, which can promote the rooting of herbaceous and woody ornamental plants. It can also be used for fruit setting to improve the fruit setting rate.
The pure product is a white crystalline solid with a melting point of 124-125 ℃. Industrial products are white to light yellow crystal, melting point 121-124 ℃. Special smell, toxic! Irritant.
