granular ammonium sulfate Ammonium Sulphate

ItemSpecification
Appearancewhite Powder
Nitrogen20.5% min
Moisture1% max
Size0-1mm
Sulphur24%min
  • Description

granular ammonium sulfate

Ammonium Sulphate

AS

1. Specifications

Ammonium sulfate (NH4)2SO4, an inorganic salt with a number of commercial uses.

The most common use is as a soil fertilizer. It contains 21% nitrogen as ammonium cations, and 24% sulfur as sulfate anions.

ItemTechnical Data
AppearanceWhite crystal
N21.0%min
Water0.2%max
Free acid0.03%max
Fe0.007%max
As0.00005%max
Heavy metal(Pb)0.005%max
Water insolubles0.01%max
Note: When ammonium sulphate is used in agriculture,it is not necessary to check the content of Fe,As,heavy metal and water insolubles.
Molecular formula(NH4)2SO4
Molecular weight132.13
Element CompositionIf pure substance, nitrogen content is 21.21%, sulfer content is 24.26%.
Density1.769g/cm3
Decomposition temperature235 degrees centigrade
CAS No.7783-20-2
H.S.code31022100
ColorPure chemicals of ammonium sulfate are colorless rhombic crystals.

Industrial products are white color, light grey or light yellow or yellowish-brown color crystal because of different impurities bearing.

Physicalpropertyeasy to dissolve in water and can not dissolve in alcohol, acetone, ammonia;

 

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