Low Price Chemical Fertilizer Ammonium Sulphate

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Product Description:

Caprolactam grade Ammonium sulphate 21%(AS/SOA)

Technical specifications of Ammonium Sulphate( National Standard GB535-1995)


Supreme grade

First grade

Qualified grade


White crystal,no visible mechanical impurity

no visible mechanical impurity

no visible mechanical impurity

N content(dry basis),%       ≥




Water content(H2O),%        




Free acid(H2SO4)content,%    ≤




Fe content, %                 ≤




As content,%                  ≤




Heavy metal(Pb)content,%    ≤




Water insolubles,%            ≤




Note: When ammonium sulphate is used in agriculture,it is not necessary to check the content of Fe,As,heavy metal and water insolubles.

Application: Used for chemical fertilizers and for production of complex fertilizers,potassium sulphate,ammonium chloride and ammonium persulpate,ect. Also can be used for food processing,textile industry,medical industry and leather processing.

Storage and transportation: Stored in cool,dry and ventilated warehouse. It must not be put together with Alkali stuffs,such as lime,cement,etc.Do not expose it to sunlight and rain during transportation .Do not damage the packing bags.

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Q:China's best bio-fertilizer
China's best creature is farm manure (organic fertilizer). Natural pollution-free, crop disease resistance, the ancestors left the "crop of a flower, thanks to manure." Yes.
Q:Can bio - fertilizer replace organic fertilizer?
One of the views that it is highly efficient, as it can be fertile, and even threatened to completely replace the fertilizer; another view that it is not fertilizer. In fact, these two are biased. The rational application of bacteria fertilizer seed dressing or the application of microbial fertilizer, crop yield increase effect, but also the benefits of fertilizer can not reach. Therefore, we think it is fertilizer, but also with the traditional fertilizer and organic fertilizer from the concept or connotation are different.
Q:The status quo of bio - fertilizer
Production enterprises must continue to improve the production conditions, formula, technology, equipment, improve the quality of workers. Pay attention to the on-the-job training of employees, cooperate with institutions of higher learning, cooperate with the Institute of Agricultural Sciences to improve the comprehensive strength of enterprises, strengthen basic research efforts, develop product quality standards and produce stable high quality products.
Q:What are brown sugar bio-fertilizers?
Bio-fertilizer, the use of organic fertilizers and inorganic fertilizers, and accompanied by a variety of microbial or high-energy compounds available, very popular with farmers, the effect is more obvious, one can improve soil physical and chemical properties, enhance water retention, fertilizer performance, improve Continuous fertilization capacity; the second is a significant inhibition of cotton, melon fusarium wilt and rice sheath blight and other diseases, enhance resistance.
Q:Fish pond dedicated bio-fertilizer, how to use the effect ah
Not so ideal, microbes and sometimes too many insects, resulting in fish disease, and even if the white Lianhua, the proportion of control is good, the output is still very impressive, low price of fish is not worth, under the next fat loss, have the courage to use ammonia
Q:The role and use of terrestrial bio - fertilizer
Biomycetes are now quite mixed, if the bacteria can not reach the target or doped with harmful bacteria will lead to increased land and plant diseases. Spend money to buy real Kaopu brand. Recommended "Jin Man Tian" brand bio-fertilizer, Shandong's first specialized research bio-fertilizer research and production institutions. Shandong Vice Governor nominated technology products
Q:How to use bio-fertilizer and fertilizer
Biological fertilizer can be used for seed dressing, but also as a base fertilizer and topdressing use, should be used in strict accordance with the requirements of the instructions. Biological bacteria fertilizer only after entering the soil to play a role, and the growth and reproduction have a certain carbon and nitrogen than the requirements. Therefore, the bio-fertilizer to promote early application, after application of the soil to keep moist. And organic fertilizer with the application of better results, fertilizer to reduce the nitrate content of vegetables to improve the quality of vegetables have a significant effect, can be planned to expand the use of vegetables. The main effective substances in biological fertilizers are active microorganisms. Therefore, attention should be paid to maintaining the activity of bacteria in storage and transportation applications.
Q:Is the bio-fertilizer organic or inorganic?
Organic fertilizer, but all parts of the body of animals and plants, after fermentation decomposition, is organic fertilizer. Such as animal feces, fur, water, plant roots and leaves, soybean cake, etc. after fermentation is organic fertilizer. Inorganic fertilizer, usually pure fertilizer, such as ammonium sulfate, ammonium nitrate, urea, calcium phosphate and so on. Pure fertilizer. Compound fertilizer is also usually said that the fertilizer, such as the special nitrogen, phosphorus and potassium compound fertilizer, nitrogen and phosphorus compound fertilizer (diammonium phosphate), phosphorus and potassium compound fertilizer (potassium dihydrogen phosphate) and so on. Bio-fertilizer, organic fertilizer, from the part of the biological itself, after fermentation.
Q:What is the industry of bio-fertilizer technology Co., Ltd.
August 1 began to increase the camp will expand to the country. At present, most provinces and cities in OKorder and OKorder have already reformed. Technology services provided by the technical services to pay VAT, the tax rate of 6%, if meet certain conditions, some projects can be tax-free. Enterprise income tax is only 25% of the time, but if you apply to high-tech enterprises, you can get 15% tax rate, if you can get the key software business qualification, you can enjoy 10% tax rate.
Q:Which brand of bio-fertilizer is good?
Hello, friends, now bio-fertilizer is a new fertilizer in today's society, five Fuk biological bio-fertilizer, bio-organic fertilizer, fertilizer; focus on microbial fertilizer, fertilizer, bacteria, green organic fertilizer. Can improve the soil, rooting seedlings, disease prevention, water and fertilizer, improve crop yield and quality.

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