DAP tech&food grade( 21-53-0)

DAP(tech&food grade)(21-53-0) SpecificationsTech GradeFood gradeMain contents %≥9999Phosphorus pent oxide %≥5353Nitrogen, as N %≥20.820.8PH Value(1%solution)7.8-8.27.8-8.2Moisture %≤0.20.2Heavy Metal %≤0.001Arsenic %≤0.0003Fluoride %≤0.005Water insoluble %≤0.100.10Molecular Formula: (NH4)2HPO4 Molecular Weight: 132.0 Executive Standard:Q/7089476401-1998 CAS No.: 7783-28-0 Property: white granular crystal, relative density is 1.619, melting point at 155°C;easily soluble in water; insoluble in alcohol; and PH value of 1% solution is 8.0. As a fire-prevention agent for fabric, timber and paper. For food grade it is mainly used as a fermentation agent, nourishment agent, nourishment, and so on. Used as a high effective non-chloride N, P compound fertilizer in agriculture. It contains totally 74% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer.