Best O-RING February 13, 2017 Solutions Central › Category: Choke › Best O-RING 0 Vote Up Vote Down wg812chemguy asked 8 years ago What is the most chemically resistant o-ring material to use with B12 Chemtool? 1 Answers 0 Vote Up Vote Down chemtooler Staff answered 8 years ago The three most compatible elastomers for use in conjunction with B-12 Chemtool are Viton, Neoprene, and Buna N. Please login or Register to submit your answer Username or Email Address Password Remember Me