Airgas Model N245G540 Brass High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Non-Lubricated Check ValveThis series of two stage, high purity regulators is designed for non corrosive analytical and process applications requiring precise, stable, delivery pressure control. The two stage design yields a delivery pressure of less than 0. 02 100 psi inlet change. These regulators come with a CGA nipple that has a special high purity, non lubricated check valve incorporated into nose and prevents air and contaminants from entering the gas stream during

Material: Acrylic/ABS/Polypropylene

which reduces maintenance

diaphragm packless outlet valve to maintain system purity

The metal-to-metal diaphragm seal prevents contamination by eliminating the need for a soft seal and provides a leak-rate design of less than 2 x 10–8 ccs helium

3-butadiene

The case also includes mounting holes in the handle for mounting the case on a wall or other flat vertical surface

Kolo-Safe is safe

this compact 5-gallon polyethylene bucket with snap-on lid allows for easy storage

Arrow Reversible (black on orange) Single-Sided

calorimetric testing

yet strong

Cortina 03-500-06 DW Traffic Cone 36" Orange 10# 6"/4" Collars w/ black base