Methyl isocyanate

isocyanatomethane, methyl ester of isocyanic acid, MIC

How to detect Methyl isocyanate

Formula: C2H3NO | CAS: 624-83-9

Synonyms: isocyanatomethane, methyl ester of isocyanic acid, MIC

Methyl isocyanate is used in the manufacture of various polymers, adhesives, resins and pesticides.

Specification

Specification Value/Information
Formula C2H3NO
CAS no. 624-83-9
Gas Response Factor, 11.7 eV 1.50
Gas Response Factor, 10.6 eV 5.00
Gas Response Factor, 10.0 eV ZR
ppm per mg/m⁻³, (20 °C, 1 bar) 0.422
Molecular Weight, g/mole 57.1
Melting point, °C -45
Boiling point, °C 39
Flash point, °C -35
Specification Value/Information
Upper Explosive Limit, % 26
Lower Explosive Limit, % 5.3
Density, g.cm⁻³ 0.96
Ionisation Energy, eV 10.67
EH40 STEL, ppm 0.02
NIOSH TWA REL, ppm 0.02
NIOSH TWA REL, mg.m⁻³ 0.05
NIOSH IDLH, ppm 3
OSHA TWA PEL, ppm 0.02
OSHA TWA PEL, mg.m⁻³ 0.05