Compression Fittings EM-Technik 1+ Compression Fittings Applications: Semiconductor Standard Materials:PP, PVDF, PFA Pressure Rating:230psi (at 68°F) Standard Size Range:1/8″ x 1/4″, 1/4″ x 3/8″, 3/8″ x 1/2″ EM-Technik Series 1C Applications:Labs and Medical Standard Materials:PP, PVDF, PFA EM-Technik Series 1A Applications:Labs and Medical Standard Materials:PP, PVDF, PFA