Ammonium phosphate monobasic

grade

ACS reagent

vapor pressure

<0.001 hPa ( 20 °C)

Assay

≥98%

form

crystals or chunks

impurities

≤0.005% NH₄OH pptd.
≤0.005% insolubles

pH

3.8-4.4 (25 °C 5%)

mp

190 °C (dec.) (lit.)

anion traces

chloride (Cl^–): ≤5 ppm
nitrate (NO₃^–): ≤0.001%
sulfate (SO₄^2-): ≤0.01%

cation traces

Ca: 0.001%
Fe: ≤0.001%
K: ≤0.005%
Mg: 0.005%
Na: ≤0.005%
heavy metals (as Pb): ≤5 ppm

SMILES string

N.OP(O)(O)=O

InChI

1S/H3N.H3O4P/c;1-5(2 3)4/h1H3;(H3 1 2 3 4)

InChI key

LFVGISIMTYGQHF-UHFFFAOYSA-N