Ammonium nitrate

grade

ACS reagent

Quality Level

200

Assay

≥98%

form

powder crystals or granules

impurities

≤0.005% insolubles

ign. residue

≤0.01%

pH

4.5-6.0 (25 °C 5%)

bp

210 °C (lit.)

mp

169 °C (lit.)

anion traces

chloride (Cl^–): ≤5 ppm
nitrite (NO₂^–): passes test (lim. ~5 ppm)
phosphate (PO₄^3-): ≤5 ppm
sulfate (SO₄^2-): ≤0.002%

cation traces

Fe: ≤2 ppm
heavy metals (as Pb): ≤5 ppm

SMILES string

N.O[N+]([O-])=O

InChI

1S/HNO3.H3N/c2-1(3)4;/h(H 2 3 4);1H3

InChI key

PRORZGWHZXZQMV-UHFFFAOYSA-N