Page 68 - Praxair - Specialty Gases and Equipment Solutions

NO 2
Nitrogen Dioxide

Transportation (M)SDS Reference
Information P-4633
UN Number: 1067 CAS Number
United States of America Canada Mexico
Shipping Name Dinitrogen Dinitrogen Dinitrogen 10102 - 44 - 0
Tetroxide Tetroxide Tetroxide General Description
Hazard Class 2.3 (5.1) (8) 2.3 (5.1) (8) 2.3 Reddish-brown colored, highly toxic,
Label Toxic Gas, Toxic Gas, Toxic Gas, oxidizing gas with an irritating odor.
Oxidizer, Oxidizer, Oxidizer,
Corrosive Corrosive Corrosive

Product/Grade Purity Part Number Cylinder
2.5 99.5%* NX 2.5 K, G
* Liquid phase analysis.
Concentrations given are ppm by volume unless otherwise specified.
Maximum ppm unless otherwise noted.

Cylinders
Cylinder Style Size Connection Pressure Volume Gross Weight
Type in (cm) CGA psig (bar) lb (kg) lb (kg)
K High Pressure Steel 51 x 9 (129.5 x 22.9) 660 0 (1) 120 (54.6) 253 (115)
G High Pressure Steel 31 x 7 (78.7 x 17.8) 660 0 (1) 10 (4.5) 39 (18)
Eductor Tube available Section B – Pure Gases
upon request

Equipment Recommendations

i

Contact your nearest Praxair location
or call 1-877-PRAXAIR for technical
information and assistance.
See Sections F and G
for safety and technical
information.
4022 Series – Critical Purity Regulator
for Corrosive Service (see page E•248)

1-877-PRAXAIR www.praxairdirect.com B•67