Harris® HP 721C Specialty Gas Regulator - CO2 721C015320E
The Harris® HP 721C-015-320-E specialty gas regulator is a single stage, chrome-plated brass, high purity regulator with CGA 320 (Carbon Dioxide) inlet and 1/4" tube fitting outlet. It features a 316L stainless steel diaphragm and a one piece encapsulated seat with sintered filter to prevent contamination. The HP 721C is recommended for gas purity levels of Grade 5.0 (99.999%) and higher. It is ideal for laboratory and research applications such as gas chromatography, EPA protocol, laser gas and emission monitoring.
Features
- CGA 320 (Cargon Dioxide)
- 1/4 inch tube fitting
- 1-11/16 inch 316L 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 inch dual scale brass gauges (psi/bar)
- Designed to 1 x 10-9 cc/sec. inboard helium leak rate to maintain gas purity levels
- Maximum inlet 3000 PSIG
- External relief valve standard
- Available with delivery pressures up to 500 PSIG. (Please specify above)

