AMMONIUM SULPHATE

CAS No: 7783-20-2

Molecular Formula: (NH4)2SO4

HS Code:31022100      


Character: white or off-white crystal


Usage: it can be directly used as chemical fertilizer, also can be used to make compound fertilizer, potassium sulfate, ammonium chloride, ammonium persulfate, etc. It is also used in food, textile, leather and medicine industries


Package: 25kgs woven PP or PE bags,50kgs/1000kgs/1200kgs woven PP bags


Storage and transportation: store in a cool, dry and ventilated warehouse. Do not contact with lime, cement or other alkaline materials or put them in storage. Sun and rain are strictly prohibited during transportation to prevent packaging bags from being damaged.

Grade

Special  grade

First  grade

Qualified  grade

Results

Appearance

white  crystalline powder,without visible mechanical impurities.

without  visible mechanical impurities.

without  visible mechanical impurities.

N  content(dry base) %

21.0

21.0

20.5

21.08

Water  (H2O) %  

0.3

0.5

1.0

0.25

Free  acid(H2SO4)content %

0.03

0.05

0.2

0.03

Fe  content %

0.007

-

-

-

As  content %

0.00005

-

-

-

Heavy  metal(Pb) content %

0.005

-

-

-

Water  insolubles content %

0.01

-

-

-

Basic of  inspection

GB535-1995


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