Tetrahydrofuran

diethylene oxide, Agrisynth THF, 1,4-epoxybutane, tetramethylene oxide, THF, alpha, delta-oxide butane, Furanidine, oxolane, oxacyclopentane, butylene oxide, 1,2-

How to detect Tetrahydrofuran

Formula: C4H8O | CAS: 109-99-9

Synonyms: diethylene oxide, Agrisynth THF, 1,4-epoxybutane, tetramethylene oxide, THF, alpha, delta-oxide butane, Furanidine, oxolane, oxacyclopentane, butylene oxide, 1,2-

Specification

Specification Value/Information
Formula C4H8O
CAS no. 109-99-9
Gas Response Factor, 11.7 eV 1.4
Gas Response Factor, 10.6 eV 2.3
Gas Response Factor, 10.0 eV 2.8
ppm per mg/m⁻³, (20 °C, 1 bar) 0.334
Molecular Weight, g/mole 72.0
Melting point, °C -108.3
Boiling point, °C 65
Flash point, °C -17.2
Upper Explosive Limit, % 12
Lower Explosive Limit, % 1.8
Density, g.cm⁻³ 0.8892
Specification Value/Information
Ionisation Energy, eV 9.41
EH40 TWA, ppm 50
EH40 TWA, mg.m⁻³ 150
EH40 STEL, ppm 100
EH40 STEL, mg.m⁻³ 300
NIOSH ST, ppm 250
NIOSH TWA REL, ppm 200
NIOSH ST, mg.m⁻³ 735
NIOSH TWA REL, mg.m⁻³ 590
NIOSH IDLH, ppm 2000
OSHA TWA PEL, ppm 200
OSHA TWA PEL, mg.m⁻³ 590

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