Diammonium phosphate tech & food grade

Specification: Technical grade: Purity 99%min P2O5 53%min N 21%min PH value 7.8-8.2 Water insoluble 0.1%max Water 0.3%maxFood grade: Purity 99%min P2O5 53%min N 21%min PH value 7.8-8.2 Water insoluble 0.1%max Water 0.3%max Arsenic as As 0.0001%max Heavy metal 0.001%maxUseage: As fire-extinguishing agent for fabric, woods, paper. For food additive it is mainly used as ferment agent, nourishment, as raw materials of producing water soluble fertilizer NPK or used as Nitrogen and Phosphorous fertilizer to irrigation directly, etc.