Chemical formula: Na2SO4
Appearance: colorless transparent crystal or white powder; odorless, bitter and salty; hygroscopic
Its English name is "sodium sulphate"; sodium sulfate anhyfrus.
It is used in the manufacture of sodium sulfide, sodium silicate, papermaking, glass, printing and dyeing, synthetic fiber, leather and other industries
Sodium sulfate is commonly used in the manufacture of sodium sulfide, ultramarine, sodium silicate and other chemical products.
In the paper industry, it is used to make kraft pulp;
It is used to replace soda ash in glass industry;
It is used as filler in dyestuff industry, as dyestuff aid in printing and dyeing industry;
In the pharmaceutical industry, it is used as a laxative and an antidote to barium poisoning.
In addition, it is also used in the manufacture of synthetic fiber, leather, nonferrous metallurgy, glaze, soap, etc.