Murphys Oil Soap to wash a car? | Chevy Corvette Forum
Jun 25, 2009·The ingredients listed on the Murphy Oil Soap MSDS are potassium soap of vegetable oil, sodium EDTA (a preservative), water, fragrance, propylene glycol, and unspecified surfactants. This product has a pH 10.5, which is alkaline Not something I would use, but then I don't advocate the use of products to detail vehicles.