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Classification: Nitrogen Fertilizer Type: Ammonium Sulphate CAS No.: 7783-20-2 Other Names: ammonium fertilizer MF: (NH4)2SO4 EINECS No.: 7783-20-2 Place of Origin: Hubei, China (Mainland) Release Type: Controlled State: Powder Purity: 99% Application: Used in agriculture, single Nitrogen and su Brand Name: urea fertilizer Model Number: (NH4)2SO4
1. Ammonium sulphate 21%(AS/SOA)Technical specifications of
Caprolactam grade( National Standard GB535-1995)
Item
Supreme grade
First grade
Qualified grade
Appearance
White crystal,no visible mechanical impurity
no visible mechanical impurity
N content(dry basis),% ≥
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.Brief Information about Ammonium Sulphate (Sulfate)
Generally, Ammonium Sulphate is a by-product from chemical (cyanuric acid, capro, acrylonitrile, sodium cyanide, monosodium glutamate-MSG, methyl methacrylate-MMA, etc.) or steel plant.
Product name
Ammonium Sulphate
Other names
Ammonium Sulfate,AS,SOA(Sulphate of Ammonia), SA, Amsul, AMS,Ammonium Sufaat
(MF)Molecular formula
(NH4)2SO4
Molecular weight
132.14
CAS No.
7783-20-2
EINECS No.
231-984-1
HS code
3102210000
Features
Easily soluble in water, insoluble in alcohol, acetone, can react with alkalis and release the ammonia gas.
Hygroscopic, easily become caking after moisture absorption
Odor
Slight odor of ammonia
Year Established: 2002
Business Type:
Management Certifiation: third-party verification service provider
Operational Address: No. 1-8-9, Floor 5, (Jinshan Mansion) No. 34, Fazhan Road, Qiaokou Dist., Wuhan, Hubei, China (Mainland)