Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

View All Documentation

602469

Sigma-Aldrich

Dinitrogen trioxide (gas) (unlabelled N2O3)

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
N2O3
CAS Number:
10544-73-7
Molecular Weight:
76.01
EC Number:
234-128-5
UNSPSC Code:
12142200

form

gas

InChI

1S/N2O3/c3-1-2(4)5

InChI key

LZDSILRDTDCIQT-UHFFFAOYSA-N

Packaging

All gas volumes are quoted at Standard Temperature and Pressure (STP) and not at Normal Temperature and Pressure (NTP). One STP Liter is 7.7% more gas than one NTP Liter.

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Dermal - Acute Tox. 2 Inhalation - Eye Dam. 1 - Ox. Gas 1 - Press. Gas Compr. Gas - Skin Corr. 1B

Storage Class Code

2A - Gases

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBN7865
SHBN7306
SHBN7305
SHBN7304
SHBN7303

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service