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Ammonium dihydrogen phosphate

Identification:

Chemical Name: Ammonium dihydrogen phosphate

Synonyms: Ammonium phosphate monobasic; Mono Ammonium Phosphate; MAP

CAS No.: 7722-76-1

Relative molecular mass: 115.03

Molecular Formula: NH4·H2PO4

 

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).

 

Specifications:

Items

Special Grade

Content (NH4H2PO4),%    ≥

96.0

Ferrum   (Fe),%       ≤

0.005

Arsenic(As)   ,%       ≤

0.005

Heavy metal(Pb)   ,%    ≤

0.002

 

Application:

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.

 

Packing:

25kg/bag,plastic inside and knitting bag outside, or in terms of customers′ requirements.