Reference Materials

What regulator should I use with my gas standard?

We offer five regulators for our gas standards. Capabilities and applications are summarized in the table below:

Catalog #	CGA fitting	Pressure (psig)	Features
21572	180	0 - 30	Stainless steel, single stage regulator generally used with TO standards in 6A-type cylinders.
21572-R100	180	0 - 100	Stainless steel, single stage regulator generally used with TO standards in 6A-type cylinders.
22032	170	0 - 15	Brass, single stage regulator used with natural gas or refinery gas standards in CC-1L type cylinders.
22690	160	2 - 10	Brass, single stage regulator generally used with pure gas standards in Scott 14-liter transportable cylinders.
22691	165	2 - 10	Brass, single stage regulator generally used with pure gas standards in Scott 48-liter transportable cylinders.