Specification
Purity,% 99.5 99.9 99.99
Oxygen
Nitrogen ≤3,000 ppmv ≤400 ppmv ≤2 ppmv
Carbon dioxide ≤1,000 ppmv ≤150 ppmv ≤1 ppmv
Carbon monoxide
≤1 ppmv
Methane
≤1 ppmv
Moisture ≤20 ppmv ≤10 ppmv ≤1 ppmv
Hydrogen
≤200 ppmv
Nitrous oxide ≤1,000 ppmv ≤200 ppmv ≤30 ppmv
Nitrogen Dioxide
≤5 ppmv
transportation
DOT shipping name Nitric oxide, compressed
DOT classification 2.3
DOT label Harmful if inhaled, oxidizing, toxic
UN NO. UN 1660
CAS No. 10102-43-9
CGA/JIS/DIN477 660/W22-14R/NO.8
Transport state Compressible gas
Technical Information
Cylinder condition @ 21.1°C gas
Combustion limit in air
Natural temperature (°C)
Molecular weight (g/mol) 30.006
Specific gravity (air =1) 1.036
Critical temperature (°C) -93.00
Critical temperature (psig) 934.66
Application
1. It is a component of standard gas used for environmental monitoring and industrial hygiene.
2. During the semiconductor manufacturing process.
3. Used for medical purposes after dilution.