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[Chemical Knowledge]：What are the upstream raw materials for DAP and what are the downstream products?

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of upstream and downstream related products
of diammonium phosphate Diammonium phosphate is a compound fertilizer containing two main nutrients, nitrogen and phosphorus, which plays an important role in promoting the growth of crops. In the field of chemical production raw materials, there are many upstream and downstream related products of diammonium phosphate, some of which are described in detail below.

upstream associated products:

1. phosphoric acid: phosphoric acid is one of the main raw materials for the production of diammonium phosphate, which is made by the reaction of phosphate rock and sulfuric acid. The impurity content of phosphoric acid needs to be strictly controlled in the production process to ensure the quality of diammonium phosphate products.
2. Ammonia: Ammonia is another major raw material for the production of diammonium phosphate, which is usually produced by the reaction of nitrogen and hydrogen at high temperature and pressure. The purity of the ammonia also has an important influence on the production of diammonium phosphate.

downstream associated products:

1. nitrogen fertilizer: diammonium phosphate contains high nitrogen element, so it can be used as nitrogen fertilizer to promote the growth of plants. Common nitrogen fertilizers include urea, ammonium nitrate, etc.
2. Phosphate fertilizer: diammonium phosphate also contains phosphorus, which can be used as phosphate fertilizer to improve the phosphorus content of soil and promote the development of plant roots. Other common phosphate fertilizers include superphosphate, calcium magnesium phosphate fertilizer, etc.
3. Compound fertilizer: diammonium phosphate can be combined with other nutrient elements (such as potassium) to produce compound fertilizer containing nitrogen, phosphorus, potassium and other nutrient elements to meet the growth needs of different crops.
4. Water-based coatings: Diammonium phosphate can be used as a coating raw material for the production of water-based coatings with good weather resistance and corrosion resistance.

In short, diammonium phosphate has a wide range of applications in the field of chemical production raw materials, and its upstream and downstream related products are numerous, which is of great significance to the development of agriculture, chemical industry and other industries.

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