please try ethylene dichloride . i think it works well

Hexane is used as a solvent for oil

So you ned something with intermediate or low polarity. Like acetone, 2-propanol and hexane/heptane.

Regards

G

Thanks Dear all for your answers.

do what your wife does in the kitchen! if you are alone, use detergents and hot water, rinse and dry

I think,.you try.with paint remover solvents. Commonly used solvents include mineral spirits, turpentine, denatured alcohol, linseed oil, xylene, lacquer thinner, acetone and methyl ethyl ketone (MEK).