Chemical Compatibility

Nitric Acid, Concentrated to 158?f vs 13 elastomers

Full elastomer ratings for Nitric Acid, Concentrated to 158?f below.

Nitric Acid, Concentrated to 158?f
—Best choices
NBR, HNBR, FKMAvoid
ElastomerRatingMeaning
NBR Nitrile (Buna-N)DNot recommended
HNBR Hydrogenated NitrileDNot recommended
FKM Fluorocarbon (Viton)DNot recommended
FFKM PerfluoroelastomerDNot recommended
EPDM Ethylene PropyleneDNot recommended
VMQ SiliconeDNot recommended
FVMQ FluorosiliconeDNot recommended
CR Neoprene (Chloroprene)DNot recommended
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 N →

Sealing against Nitric Acid, Concentrated to 158?f?

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