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Hebei Shengweilong Commercial & Trade Co., Ltd.
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Capro grade 21% Ammonium Sulphate Crystal or Powder
Ammonium sulphate crystalline 21%
tech garde 21%(AS/SOA)
Nitrogen:21%min
moisture:0.5%max
Free acid:0.2%max
SGS,BV,InterTek inspect
1.Technical specifications of Ammonium Sulphate( National Standard GB535-1995)
Item | Supreme grade | First grade | Qualified grade | |
Appearance | White crystal | White crystal | white granular | |
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. | ||||
2.Storage: It is stored in a cool, dry and ventilated warehouse, strictly prohibited to store or contact with lime, cement and other alkaline substances. At transportation, it must be prevented from sunshine and rain, make sure the package bag is intact
3.Package:
Neutral packing as your request,English words or any other language.
Packed in PP woven bags with PE film liner. Net weight of each bag: 50kgs or 25kgs or 1000kgs.
1. 25kg/bag,26MT/container 20GP
2. 50kg/bag,26MT/container 20GP
3. 1000kg/bag, 20MT/container 20GP
4. 1100kg/bag, 22MT/container 20GP
5. Our factory:
Any enquiry, please feel free to contact me .
TEL: 0086 1358 2160 735
SKYPE: swlmonica