Diammonium phosphate

Diammonium phosphate, DAP, is a common fertilizer. However, it is also used as yeast nutrient in winemaking and in the production of cheese. Other applications include flame retardant and different industrial uses.

(NH4)2HPO4

Details


Chemical Formula

(NH4)2HPO4

EC Number

231-987-8

CAS Number

7783-28-0

Industries
  • Home & Personal care
  • Industry chemicals
Applications
  • Fertilizer
  • Food additive
  • Flame retardant

Specification


  • Assay: min. 98%
  • Phosphates (P₂O₅): min. 53%
  • N content: min. 21%
  • Water insoluble substance: max. 0.1%
  • pH value: 7.6-8.2
  • Arsenic (As): max. 10 ppm
  • Fluorine (F): max. 10 ppm
  • Heavy metals (as Pb): max. 3 ppm
  • Moisture max. 0.2

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