Comment by KnuthIsGod
13 hours ago
" Our lab analyzed WD-40 with gas chromatography (GC) and mass spectroscopy (MS).:
Mineral oil
Decane
Nonane
Tridecane and Undecane
Tetradecane
Dimethyl Naphthalene
Cyclohexane
Carbon Dioxide"
13 hours ago
" Our lab analyzed WD-40 with gas chromatography (GC) and mass spectroscopy (MS).:
Mineral oil
Decane
Nonane
Tridecane and Undecane
Tetradecane
Dimethyl Naphthalene
Cyclohexane
Carbon Dioxide"
Not surprisingly, that's just a mixture of mostly liquid alkanes, although "mineral oil" is amusingly imprecise --- I guess they just mean everything heavier than C14 (tetradecane). The dimethyl naphthalene might be an impurity.