Ammonium sulphate is prepared by reacting ammonia with sulfuric acid.It is used as artificial fertilizer for alkaline soils.

  

Appearance: White crystal,no visible mechanical impurity

Ncontent(dry basis),     21.0min

Wate content,              0.2max

Free acid(H2SO4) content,    0.03max

Fe content,                     0.007max

Heavy metal(Pb)content,   0.005max

Water insolubles,             0.01max

It is used largely as an artificial fertizer for alkaline soil.

In the soil the sulfate ion is released and forms sulfuric acid,lowering the PH balance of the soil.

Ammonium Sulphate