Molecular formula:(NH4)2SO4 Molecular weight:132.14 CAS NO:7783-20-2 HS NO: 31022100 Place of Origin: China (Mainland)

  

Index	Premium grade	First grade	Conforming product
Appearance	White or off-white granule crystal
N content (dry basis)% ≥	21.0	21.0	20.5
Water(H2O)content%≤	0.2	0.3	1.0
Free acid(H2SO4)%≤	0.03	0.05	0.20
Iron Fe)content%≤	0.007	--	--
Arsenic As)content%≤	0.00005	--	--
Heavy metal(pb)% ≤	0.005	--	--
Insoluble substance in water %≤	0.01	--	--

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: 25 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.

Ammonium Sulfate