Harris* High Purity Two-Stage Pressure Regulators, Brass

A two stage cylinder regulator available in brass (HP 722) or chrome plated brass (HP 722C) barstock for constant delivery pressure from full to near empty cylinder conditions. The HP 722 is suitable for:
. High purity gas applications
. Research sample systems gases
. Process analyzers gases
. Gas chromatography gases
. EPA protocol mix gases
. Laser gas systems
. Emission monitoring systems gases
*Recommended for gas purity levels of Grade 5.0 (99.999) and higher.
Features:
. 1-11/16 in. 316 L stainless steel diaphragm eliminates contamination from diffusion or outgassing
. One piece encapsulated seat design includes a sintered filter to protect the seat from particulate contamination
. 2 in. dual scale gauges (psi/bar)
. 1 x 10-9 cc/sec. inboard helium leak rate maintains gas purity levels
. Front panel mountable
. Maximum inlet 3000 PSIG except for CGA 300
. 510 models which have a maximum inlet of 500 PSIG
. External relief valve standard