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Specification for industry grade
1) Nitrogen : 21%min
2) Moisture: 0.2%max
3) Appearance: off-white crystal and granular
ammonium sulphate 21
Chemical Name: Ammonium Sulphate granular
Molecular Formula: (NH4)2SO4
Molecular Weight 132.13
Properties: White Granular
Standard: GB535-1995
Item | Specification |
Assay | ≥99% |
Active oxygen | ≥6.9% |
Residue after ignition(as SO4) | ≤0.02% |
Chloride and chlorate( as Cl) | ≤0.001% |
Manganese(Mn) | ≤0.00005% |
Iron (Fe) | ≤0.0005% |
Heavy metals(Pb) | ≤0.0005% |
Moisture | ≤0.10% |
Packing: 25kg per bag
Delivery time: within 15 days after receive the down payment
Shippment: from qingdao port
ammonium sulphate 21%