Cas no for 7727-37-9,Nitrogen ACID Cas number search msds database,online free cas number chemistry search engine,cas number sigma aldrich

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Home > CAS No. Inquiry > 7727-37-9

7727-37-9

[CAS Name] Nitrogen

[Formula] N2

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Basica Info

[CAS Name]Nitrogen
[Alias]Liquid nitrogen; HYDROGEN AND NITROGEN; HYDROGEN NITROGEN; CAL-MAT NITROGEN; NITROGEN STANDARD, (AS AMMONIA); azote,liquide
[Number]7727-37-9
[EINECS]231-783-9
[Formula]N2
[Molecular weight]28.01

[Melting point]-210℃

7727-37-9 Suppliers

Company

Main Products

Shanghai Wechem Technology Limited

Specification

Purity,% 99.999 99.9999
Oxygen ≤3.0 ppmv ≤200 ppbv
Carbon dioxide ≤1.0 ppmv ≤100 ppbv
Carbon monoxide ≤1.0 ppmv ≤200 ppbv
Methane ≤1.0 ppmv ≤100 ppbv
Moisture ≤3.0 ppmv ≤500 ppbv

transportation

DOT shipping name Nitrogen, compressed
DOT classification 2.2
DOT label Non-flammable gas
UN NO. UN 1066
CAS No. 7727-37-9
CGA/DISS/JIS/BS341/DIN477 580/718/W22-14R/NO.3/NO.10
Transport state Compressible gas

Technical Information

Cylinder condition @ 21.1°C gas
Combustion limit in air Non-combustible gas
Natural temperature (°C)-
Molecular weight (g/mol) 28.013
Specific gravity (air =1) 0.967
Critical temperature (°C) -147.05
Critical temperature (psig) 477.64

Application

1. Application in various analytical instruments: carrier gas for gas chromatograph, support gas for electron capture detector, liquid chromatography, mass spectrometry, replacement gas for inductively coupled plasma.
2. Used to fill light bulbs.
3. Antibacterial gas, instrument mixed gas used in biological applications.
4. Used as a component of the standard gas for environmental monitoring.
5. As in the composition of industrial gas mixtures.
6. For instruments in the petrochemical industry.
7. The composition of laser gas.
8. Inertize many chemical reactions.
9. Dry various products or materials.

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Shandong Yanhe Chemical Co., Ltd

CAS No.: 7727-37-9

EINECS No.: 231-783-9
UN No.: UN1066
Purity: 99.999%-99.9999%
Dot Class: 2.2
Appearance: Colorless

Grade Standard: Food Grade, Industrial Grade, Electronic Grade

Specification	99.999%
Oxygen	≤3 ppm
Carbon Dioxide	≤1 ppm
Carbon Monoxide	≤1 ppm
Methane	≤1 ppm
Moisture	≤3 ppm

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