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Ammonium sulfate
Ammonium sulfate

Physicochemical property:
Molecular formula:(NH4)2SO4
Molecular weight:132.14
This product is a colorless translucent quadrature crystalline or translucent powder.easy soluble in water,not soluble in ethanol, acetone.
Standard: GB/T1396-1993

Item

Analytically pure AR

Chemically pureCP

Specific grade

Content[(NH4)2SO4]/%≥

99.0

99.0

99.0

pH?(50g/L solvent,25)

4.8-6.0

4.8-6.0

4.8-6.0

Clarity Test

Qualified

Qualified

Qualified

Water insoluble/%≤

0.002

0.01

0.01

Ignition residue (sulphate)/%≤

0.01

0.05

0.01

Chloride(Cl)/%≤

0.0005

0.001

 

Nitrate(NO3)/%≤

0.001

0.005

 

Phosphate(PO4)/%≤

0.0005

0.002

 

(As)/%≤

0.00002

0.0002

0.0002

(Fe)/%≤

0.0002

0.0005

0.0002

(Ca)/%≤

0.005

 

 

Heavy metal(Pb)/%≤

0.0005

0.002

0.002

Use:The product is widely used in pharmaceuticals, foods,biochemicals,bioengineerings,glass surface treatment,etc.
Packaging:woven bag(lined with plastic bag),50kg/bag.



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