Airgas Model C144A540 Brass Specialty High Purity Low Flow Two Stage Pressure Regulator With 1/4" FNPT Connection Single Stage convoluted Hastelloy® diaphragm provides good

convoluted Hastelloy® diaphragm provides good regulating performance and maximum purity integrity without the need for a soft seal

isobutylene

Cortina 03-500-10 DW Traffic Cone 28" Orange 7# 6"/4" Collars w/ black base

Black End Cap for Tubular Marker

and certain chemicals

Airgas Model C144A540 Brass Specialty High Purity Low Flow Two Stage Pressure Regulator With 1/4" FNPT Connection Single Stage convoluted Hastelloy® diaphragm provides goodThese two stage regulators are specifically designed for low flow, non corrosive gas applications where precise delivery pressure is critical. They feature a brass piston sensor in the first stage, a stainless steel diaphragm in the second stage and a preset safety relief valve. A sintered brass filter protects internal parts. These two stage regulators are also ideal for medical diagnostic applications, such as blood gas analysis, where precise