Ammonium sulphate N 21% fertilizer grade powder crystal

N: 21% The hygroscopicity is small, less agglomeration, quick-acting fertilizer

        

      

  

 

Appearance	White crystal
Nitrogen	≥ 21
FREE  ACID (H2SO4)	≤0.05
RESIDUE AFTER IGNITION(AS SO4)  (%)	≤0.02
MANGANESE(MN) (%)	≤0.00005
IRON(FE)	≤0.005
HEAVY METALS(PB)	≤0.005
MOISTURE	≤0.10

  

 

Class	Fertilizer,inorganic salt
Molecular formula	(NH4)2SO4
Molecular weight	132.13
Density	1.769g/cm3
Decomposition temperature	235 degrees centigrade
CAS NO	7783-20-2
H.S.code(customs code)	31022100
Inspect Standards	GB535-1995

  

Property:

It is colorless crystal or white crystalline powder,no smell.It is easily soluble in water,but insoluble in alcohol and acetone. Easy absorption of moisture agglomerate, with strong corrosive and permeability. Has hygroscopic, moisture absorption into pieces after consolidation.It can completely broken down into ammonia and sulphuric acid when heated to 513 °C above. And it release ammonia when it react with alkali. Low poison, stimulating.

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Ammonium sulphate N 21% fertilizer grade powder crystal