Technical specifications of Ammonium Sulphate( National Standard GB535-1995)
Item | Supreme grade | First grade | Qualified grade |
Appearance | White crystal,no visible mechanical impurity | no visible mechanical impurity | no visible mechanical impurity |
N content(dry basis),% ≥ | 21.0 | 21.0 | 20.5 |
Water content(H2O),% ≤ | 0.2 | 0.3 | 1.0 |
Free acid(H2SO4)content,% ≤ | 0.03 | 0.05 | 0.20 |
Fe content, % ≤ | 0.007 | - | - |
As content,% ≤ | 0.00005 | - | - |
Heavy metal(Pb)content,% ≤ | 0.005 | - | - |
Water insolubles,% ≤ | 0.01 | - | - |
Note: When ammonium sulphate is used in agriculture,it is not necessary to check the content of Fe,As,heavy metal and water insolubles. |
Ammonium sulphate pressing granular fertilizer
Verified Information This information is Verified by Bureau Veritas and validity period is 2012/11/22 --- 2013/11/22 All the information below may covers both Gold Supplier and its related companies , Their Relationship will be affirmed according to china laws and regulations , also it will be clearly display in the full report >> Production Capacity:Ammonium sulphate, Cyclohexanone, Sec-butyl acetate | N/A |
North America | USD 295,000 | 2.23 |
Southeast Asia | USD 4,757,100 | 35.97 |
Africa | USD 39,114 | 0.3 |
Oceania | USD 14,500 | 0.11 |
Mid East | USD 696,993 | 5.26 |
Eastern Asia | USD 262,655 | 1.99 |
South Asia | USD 160,000 | 1.21 |
Domestic Market | USD 7,000,000 | 52.93 |