Fertilizer grade: magnesium sulfate heptahydrate is a water-soluble magnesium fertilizer, which can be mixed with other element fertilizers to produce water-soluble fertilizer, and can also be directly used as magnesium supplement and sulfur supplement fertilizer.

Feed grade: feed grade magnesium sulfate heptahydrate can be used as a supplement of magnesium and sulfur in feed, and it is a completely water-soluble feed additive.

Industrial grade: magnesium sulfate heptahydrate is an important inorganic chemical raw material, which has a wide range of uses. In addition to being used in medicine, food, light industry, chemical industry, tanning industry, printing and dyeing industry, it can also be used as cement coagulant aids, flame retardants, explosives, matches, porcelain, glass, pigments, ABS resin manufacturing, and also widely used in the paper industry, water treatment, and industrial fields.