Hebei Eminent Chemical Technology Co., Ltd.
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  • Company Name : Hebei Eminent Chemical Technology Co., Ltd.
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Ammonium sulphate crystalline 21%

Ammonium sulphate crystalline 21%
Product Detailed
1 Name:Ammonium Sulphate 21% 2 Industrial(industry) grade,food grade 3 Nitrogen: 21% 4 White granular

1. Nitrogen : 21%min 2. Moisture: 0.5%max 3. Appearance: off-white crystal

    It is one of the most widely used and most typical inorganic nitrogen fertilizers. It is the best fast releasing, quick acting fertilizer, can be used directly for a wide range of soil and crops, can be used as seed fertilizers, base fertilizer and additional fertilizer. Particularly suitable for the soil that lacks of sulfur, low chlorine tolerance crops, sulfur-philic crops, It is extremely popular in Japan, Southeast Asia, as well as northeast China where plant premium rice.

Product name

Ammonium Sulphate

Other names

Ammonium Sulfate,AS,SOA, Amsulf

(MF)Molecular formula


Molecular weight






HS code



Easily soluble in water, insoluble in alcohol, acetone, can react with alkalis and release the ammonia gas.

Hygroscopic, easily become caking after moisture absorption


Slight odor of ammonia


5.5 (0.1M aqueous solution) 

Melting point

235 - 280C (455 - 536F) Decomposes


Stable under ordinary conditions of use and storage. Maintain at temperatures below 513C (955F). 



It could be used as one of the raw materials to produce Hydrogen Peroxide, Aluminium Ammonium Sulfate and Ammonium Chloride in Chemical Industry; it could also used as the flux in Welding Industry; the fireproofing agent to make textile fabrics in Textile Industry and the additive to electro-bath in Electroplating Industry.


Also called fertilizers, which serves as the nitrogenous fertilizer in the acid agriculter and is applicable to soil and crops. Ammonium Sulfate or Ammonium Chloride is used to enrich the ability of soil, which therefore is suitable for alkalin soil.

Ammonium sulphate crystalline 21%

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