Definition of aluminium sulphate in English:

aluminium sulphate

(US aluminum sulfate)

noun

  • A white to colourless crystalline solid used in dyeing as a mordant, in paper manufacture, and as a flocculating agent in the purification of drinking water and treatment of sewage.

Origin

Mid 19th century; earliest use found in Henry Roscoe (1833–1915), chemist and university administrator.