Nitrogen N2

N2

Nitrogen N2 N2
Nitrogen N2 N2
Name：Nitrogen N2
Type：N2
Product Name: Nitrogen N2
Packing: 40L, 47L, 50L cylider (GB, ISO, DOT)
Filling Content: 5-6m3/cyl
Items Specifications
N2 99.999% 99.9999%
O2 ≤3.0 ppmv ≤200 ppbv
CO2 ≤1.0 ppmv  ≤100  ppbv
CO ≤1.0 ppmv ≤200 ppbv
CH4 ≤1.0  ppmv ≤100  ppbv
H2O ≤3.0 ppmv ≤500 ppbv
Transportation
DOT Shipping Name  Nitrogen, Compressed 
DOT Classification 2.2
DOT Label  Nonflammable Gas
UN Number  UN 1066
CAS No. 7727-37-9
CGA/DISS/JIS/BS341/DIN477 580/718/W22-14R/NO.3/NO.10
Shipped as Compressed Gas
Technical Information
Cylinder State @ 21.1°C  Gas
Flammable Limits In Air  Nonflammable Gas
Auto Ignition Temperature (°C ) -
Molecular Weight (g/mol) 28.013
Specific gravity (air =1) 0.967
Critical Temperature ( °C ) -147.05
Critical Pressure ( psig ) 477.64
Applications
· In various analytical instrument applications: carrier gas for gas chromatography, support gas for Electron Capture Detectors, Liquid Chromatography Mass Spectrometry, purge gas for Inductive Couple Plasma .
· To fill light bulbs .
· In antibacterial atmosphere and instrument mixtures for biological applications .
· As a component in Controlled Atmosphere Packaging and Modified Atmosphere Packaging applications .
· As a component in calibration gas mixtures for environmental monitoring systems .
· As a component in laser gas mixtures .
· To inert many chemical reactions .
· To dry various products or materials. 


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