Ammonium Dihydrogen Phosphate NH4H2PO4 Used as fertilizer, flame retardant, with enamel glaze, fire-resistant coating.
Name:Ammonium Dihydrogen Phosphate
Physicochemical Properties: Colorless transparent foursquare system crystal. Relative density 1.803. Melting point 190 . Easily soluble in water, slightly soluble in alcohol does not dissolve in acetone . Steady in air. Small parts decompose when heats up to 100 .Water solution assumes acidity (PH of1% solution is 4.5).
Applications and Usages: With highly effective nitrogen phosphorus compound fertilizer. Used as fire retardant of wood, paper and fabric; dispersant of fibre machining and dyestuff industry, enamel glaze medicine; accessory ingredient of fire-retardant coating; ashes distinguishing ingredient of match peduncle and wick ;dry powder fire-extinguishing. Also used in printing plate making and medicine manufacturing.
Specification:
Items | Special Grade |
Assay (NH4H2PO4),% ≥ | 96.0 |
Iron (Fe),% ≤ | 0.005 |
Arsenic(As) ,% ≤ | 0.005 |
Heavy metal(Pb) ,% ≤ | 0.002 |
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