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09682

Sigma-Aldrich

Ammonia

puriss., anhydrous, ≥99.95%

Synonym(s):

Ammonia gas

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About This Item

Linear Formula:
NH3
CAS Number:
Molecular Weight:
17.03
Beilstein:
3587154
EC Number:
MDL number:
UNSPSC Code:
12142100
PubChem Substance ID:
NACRES:
NA.22

vapor density

0.6 (vs air)

Quality Level

vapor pressure

8.75 atm ( 21 °C)

grade

puriss.

Assay

≥99.95%

autoignition temp.

1203 °F

expl. lim.

25 %

impurities

≤0.01% water

bp

−33 °C (lit.)

mp

−78 °C (lit.)

SMILES string

N

InChI

1S/H3N/h1H3

InChI key

QGZKDVFQNNGYKY-UHFFFAOYSA-N

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Application

Ammonia gas is a common reagent or reactant in the synthesis of variety of nitrogen containing inorganic compounds and organic intermediates. It is either used directly in gas phase reaction or bubbled through the reaction mixture.
  • Ammonia can be used in the direct synthesis of primary amines from alcohols.
  • Synthesis of N-doped graphene by vapor deposition in the presence of ammonia gas has been reported.

Packaging

Cylinder with net ~1 kg

Other Notes

Sales restrictions may apply

Recommended products

Recommended DIN 477 - Nr. 6

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Flam. Gas 2 - Press. Gas Liquefied gas - Skin Corr. 1B

Supplementary Hazards

Storage Class Code

2A - Gases

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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