ammonium sulfate(redirected from Diammonium sulfate)
Also found in: Dictionary.
ammonium sulfate, chemical compound, (NH4)2SO4, a colorless-to-gray, rhombohedral crystalline substance that occurs in nature as the mineral mascagnite. It is soluble in water and insoluble in alcohol or liquid ammonia. It is prepared commercially by passing ammonia, obtained from destructive distillation of coal, into sulfuric acid and is used as a fertilizer, in preparing other ammonium compounds, and for fireproofing.
The Columbia Electronic Encyclopedia™ Copyright © 2022, Columbia University Press. Licensed from Columbia University Press. All rights reserved.
ammonium sulfate[ə′mōn·yəm ′səl‚fāt]
(NH4)2SO4 Colorless, rhombic crystals which melt at 140°C and are soluble in water.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.