الوصف

Index Premiumgrade Firstgrade Conforming product
Appearance White or off-white granule crystal
N content (dry basis)% >= *1.0 *1.0 *0.5
Water(H2O)content%< = 0.2 0.3 1.0
Free acid(H2SO4)%< = 0.*3 0.*5 0.*0
Iron Fe)content%< = 0.**7 *- *-
Arsenic As)content%< = 0.****5 *- *-
Heavy metal(pb)% < = 0.**5 *- *-
Insoluble substance in water
%< = 0.*1 *- *-

Alias: Ammonium sulfate, ammonium sulphate, sulfuric acid, diammonium salt, diammonium sulfate

Properties: White or off-white granule, easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia, Easily deliquescent in the air.

Usage: Nitrogenous in agricultural industry, the raw material of chemistry industry; Textiles; Pharmaceutical industry and leather industry etc.

Packing: *5 kgs net in PP bag with inner of polyethylene bag.

Storage: Kept in dry and ventilating place, avoid moisture, water, rain and fire. Avoid shipment with acid, alkali class, edible orange mix of chemicals. Common transportation tools.