Phenoline 305 Primer is a heavy-duty, high build primer having excellent adhesion to steel. Phenoline 305 Primer has excellent resistance to a wide range of solvents, alkalies and entrained acid vapours when topcoated with Phenoline 305 Finish. Phenoline 305 Primer is easily repaired and has excellent resistance to hydraulic fluids. A system of Phenoline 305 Primer / Phenoline 305 Finish meets the applicable performance criteria of ANSI N5.12-1974.