Nitrogen

Modify Date: 2025-08-19 22:54:18

Nitrogen Structure
Nitrogen structure
Common Name Nitrogen
CAS Number 7727-37-9 Molecular Weight 28.01340
Density 1.2506 Boiling Point −196 °C(lit.)
Molecular Formula N2 Melting Point −210 °C(lit.)
MSDS N/A Flash Point N/A

 Names

Name dinitrogen
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2506
Boiling Point −196 °C(lit.)
Melting Point −210 °C(lit.)
Molecular Formula N2
Molecular Weight 28.01340
Exact Mass 28.00610
PSA 47.58000
LogP 0.03016
Vapour density 0.97 (vs air)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QW9700000
CHEMICAL NAME :
Nitrogen
CAS REGISTRY NUMBER :
7727-37-9
LAST UPDATED :
199712
DATA ITEMS CITED :
14
MOLECULAR FORMULA :
N2
MOLECULAR WEIGHT :
28.02
WISWESSER LINE NOTATION :
.N2

 Safety Information

Safety Phrases S38
RIDADR UN 1066 2.2
WGK Germany -
RTECS QW9700000
Hazard Class 2.2
HS Code 2804300000

 Customs

HS Code 2804300000

 Synonyms

MFCD00011416
EINECS 231-783-9
molecular nitrogen
Nitrogen
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