The effects of TCA/acetone precipitation , protein extraction (with or without SDS, Fig. 2h,j) and back-extraction of phenol phase on protein profiles of maize embryos were compared by 2-DE.

About the only US-sold brand without acetone that we could find was Keller-Heartt, which lists only naptha and ethanol on its SDS. There may be others, but make sure you test whatever you find.

Acetone is also a chemical that's found in nature, as well as in many products you might use at home. All of these things release acetone: Trees and other plants, forest fires ...