Physico-chemical property: 

Molecular formula: (NH₄)₂SO₄
Molecular weight: 132.14
The product is colorless semi-transparent crystal or powder. It is soluble in water, insoluble in alcohol and acetone.
Executive standard: CP2015

Item	CP2015
content[(NH4)2SO4]/%≥	≥99.0
pH range(50g/L solution,25℃)	4.8-6.0
clarity test	qualified
water insoluble/%≤	≤0.005
ignition residue(in sulfate)/%≤	≤0.005
chloride(Cl)/%≤	≤0.0005
nitrate(NO3)/%≤	≤0.001
phosphate(PO4)/%≤	≤0.0005
arsenic(As)/%≤	≤0.00002
iron(Fe)/%≤	≤0.0005
calcium(Ca)/%≤	≤0.005
heavy metal(in Pb)/%≤	≤0.0005

Use:The product is widely used in pharmaceutical, food, chemical, bioengineering and glass surface treatment field.
Packing:Woven bag inner plastic bag and the net weight is 25kg/bag.