Chemical Compatibility

Malathion vs 13 elastomers

Best choices for Malathion: FFKM. Full ratings below, A is continuous-service suitable, D is not recommended.

Malathion
FFKMBest choices
EPDM, VMQ, NRAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)BGood, minor effect
HNBR Hydrogenated NitrileBGood, minor effect
FKM Fluorocarbon (Viton)BGood, minor effect
FFKM PerfluoroelastomerAExcellent, continuous service
EPDM Ethylene PropyleneDNot recommended
VMQ SiliconeDNot recommended
FVMQ FluorosiliconeBGood, minor effect
CR Neoprene (Chloroprene)X
NR Natural RubberDNot recommended
SBR Styrene ButadieneDNot recommended
IIR ButylDNot recommended
AU PolyurethaneDNot recommended
FEPM Aflas (TFE/P)X

Room-temperature, neat chemical unless stated. Concentration and temperature shift ratings, validate with our lab.

Ratings are for the neat chemical at room temperature unless stated; concentration and temperature change everything. Validate with our lab before committing a compound. Search another chemical → More chemicals starting with M →

Sealing against Malathion?

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