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NITROGEN DIOXIDE

Product NameNITROGEN DIOXIDE

CAS10102-44-0

MFNO2*

MW46.01

EINECS233-272-6

MOL File10102-44-0.mol

Chemical Properties

Melting point −11 °C(lit.)
Boiling point 21 °C(lit.)
Density  2.62 g/mL at 25 °C(lit.)
vapor density  1.58 (21 °C, vs air)
vapor pressure  14.33 psi ( 20 °C)
form  brown gas
Odor Pungent, acrid odor detectable at 0.12 ppm
Odor Threshold 0.12ppm
Water Solubility  decomposes in H2O to HNO3 and releases NO; soluble conc H2SO4, HNO3 [MER06]
Exposure limits TLV-TWA 3 ppm (~6 mg/m3) (ACGIH), ceiling in air 5 ppm (MSHA and OSHA); STEL 5 ppm (ACGIH); IDLH 50 ppm (NIOSH).
CAS DataBase Reference 10102-44-0(CAS DataBase Reference)
EPA Substance Registry System Nitrogen dioxide (10102-44-0)

Safety Information

Hazard Codes  T+,O
Risk Statements  26-34-8
Safety Statements  9-26-28-36/37/39-45
RIDADR  UN 1067 2.3
WGK Germany  1
RTECS  QX1575000
DOT Classification 2.3, Hazard Zone A (Gas poisonous by inhalation)
HazardClass  2.3
HS Code  28112900
Hazardous Substances Data 10102-44-0(Hazardous Substances Data)
Toxicity LC50 inhal (rat)
88 ppm (4 h)
PEL (OSHA)
5 ppm (9 mg/m3; ceiling)
TLV-TWA (ACGIH)
3 ppm (5.6 mg/m3)
STEL (ACGIH)
5 ppm (9.4 mg/m3)
IDLA 13 ppm?

MSDS

Usage And Synthesis

Preparation Products And Raw materials