Propane-1,2-diol

propylene glycol, methylethylene glycol

How to detect Propane-1,2-diol

Formula: C3H8O2 | CAS: 57-55-6

Synonyms: propylene glycol, methylethylene glycol

Specification

Specification Value/Information
Formula C3H8O2
CAS no. 57-55-6
Gas Response Factor, 11.7 eV 5
Gas Response Factor, 10.6 eV 3
Gas Response Factor, 10.0 eV 16
ppm per mg/m⁻³, (20 °C, 1 bar) 0.316
Molecular Weight, g/mole 76.0
Melting point, °C -60
Specification Value/Information
Boiling point, °C 187.6
Flash point, °C 103
Lower Explosive Limit, % 2.6
Density, g.cm⁻³ 1.0361
Ionisation Energy, eV 10
EH40 TWA, ppm 150
EH40 TWA, mg.m⁻³ 474

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