Solvents

Small black round-cord O-Ring on a stainless chemical process valve flange, petrochemical solvent piping softly blurred behind

Benzene O-Ring Compatibility: Which Compounds Hold Up

Benzene O-Ring guide for petrochemical and solvent service: chart ratings, why FKM is the preferred start, and which elastomers to avoid in aromatic hydrocarbon duty.

Clear unmarked beaker of aqueous solution with a small black O-Ring submerged in the liquid, water-treatment plant in the background

Ammonium Sulfite O-Ring Compatibility: Which Compounds Hold Up

Ammonium sulfite O-Ring guide for water treatment, pulp and paper, and photo chemistry: chart ratings, which elastomers to use, and which to avoid.

Clear glass beaker of naphtha with a black O-Ring falling into the liquid

Naphtha O-Ring Compatibility: Which Compounds Hold Up

Naphtha (petroleum solvent) O-Ring guide: which elastomers swell or fail, why FKM and nitrile usually win, and how to read the chemical compatibility chart for VM&P and solvent naphtha.