Hexane

Colourless, flammable gas with petroleum-like odor.

Heavier than air

Lower explosive limit (LEL) = 1.0 %vol * / 1.2 %vol **
* according to EU standards ('stirred' concentration of gas)
** according to US standard (‘still gas’ method)

Health exposure limits:
8 hours TWA = 500 ppm

Hexane