Chemical Compatibility

Oxalic Acid vs 13 elastomers

Best choices for Oxalic Acid: FKM, FFKM, EPDM, FVMQ, IIR, FEPM. Full ratings below, A is continuous-service suitable, D is not recommended.

Oxalic Acid
FKM, FFKM, EPDMBest choices
—Avoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)BGood, minor effect
HNBR Hydrogenated NitrileBGood, minor effect
FKM Fluorocarbon (Viton)AExcellent, continuous service
FFKM PerfluoroelastomerAExcellent, continuous service
EPDM Ethylene PropyleneAExcellent, continuous service
VMQ SiliconeBGood, minor effect
FVMQ FluorosiliconeAExcellent, continuous service
CR Neoprene (Chloroprene)BGood, minor effect
NR Natural RubberCConditional, test first
SBR Styrene ButadieneBGood, minor effect
IIR ButylAExcellent, continuous service
AU PolyurethaneBGood, minor effect
FEPM Aflas (TFE/P)AExcellent, continuous service

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 O →

Sealing against Oxalic Acid?

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