|
ITEMS
|
SPECIFICATIONS
|
|
ASSAY
|
≥98.5%
|
|
ACTIVE OXYGEN
|
≥6.9%
|
|
RESIDUE AFTER IGNITION(AS SO4)
|
≤0.02%
|
|
CHLORIDE AND CHLORATE(AS CL)
|
≤0.01%
|
|
MANGANESE(MN)
|
≤0.00005%
|
|
IRON(FE)
|
≤0.005%
|
|
HEAVY METALS(PB)
|
≤0.005%
|
|
MOISTURE
|
≤0.10%
|
|
Molecular formula
|
(NH4)2SO4
|
|
Molecular weight
|
132.13
|
|
CAS NO
|
7783-20-2
|
|
H.S.code(customs code)
|
31022100
|
|
Class
|
Fertilizer,inorganic salt
|
|
Oil absorbtion
|
8%
|
|
Friability%
|
≥1
|
|
Nitrogen
|
34.4%min
|
|
Ph water solution
|
≥5
|
