Acetic anhydride

ethanoic anhydride, acetic oxide

How to detect Acetic anhydride

Formula: C4H6O3 | CAS: 108-24-7

Synonyms: ethanoic anhydride, acetic oxide

Specification

Specification Value/Information
Formula C4H6O3
CAS no. 108-24-7
Gas Response Factor, 11.7 eV 2
Gas Response Factor, 10.6 eV 4
Gas Response Factor, 10.0 eV NA
ppm per mg/m⁻³, (20 °C, 1 bar) 0.236
Molecular Weight, g/mole 102.0
Melting point, °C -73
Boiling point, °C 139
Flash point, °C 54.4
Lower Explosive Limit, % 2.9
Specification Value/Information
Density, g.cm⁻³ 1.082
Ionisation Energy, eV 10.14
EH40 TWA, ppm 0.5
EH40 TWA, mg.m⁻³ 2.5
EH40 STEL, ppm 2
EH40 STEL, mg.m⁻³ 10
NIOSH ceiling, ppm 5
NIOSH ceiling, mg.m⁻³ 20
NIOSH IDLH, ppm 200
OSHA TWA PEL, ppm 5
OSHA TWA PEL, mg.m⁻³ 20

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