Chemical resistance distinguishes FFKM O-rings from all other elastomeric sealing materials through their ability to withstand virtually all industrial chemicals, solvents, acids, and bases without degradation. The fully fluorinated molecular structure resists attack from over 1,800 chemicals including strong oxidizers, chlorinated solvents, ketones, esters, amines, and corrosive acid... https://globalsealstech.com/ffkm-seals/