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Sigma-Aldrich

Ammonium nitrate

ACS reagent, ≥98%

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About This Item

Linear Formula:
NH4NO3
CAS Number:
6484-52-2
Molecular Weight:
80.04
EC Number:
229-347-8
MDL number:
MFCD00011425
UNSPSC Code:
12352300
eCl@ss:
38060309
PubChem Substance ID:
329752251
NACRES:
NA.21

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 (PO43-): ≤5 ppm
sulfate (SO42-): ≤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

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General description

Ammonium nitrate is a major component in nitrogen fertilizers explosives and propellant oxidizer.

pictograms

Flame over circleExclamation mark
GHS03,GHS07

signalword

Warning

hcodes

H272,H319

Hazard Classifications

Eye Irrit. 2 - Ox. Sol. 3

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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