Z151661 Sigma-Aldrich

"T"-purge valve

CGA Inlet size 180



Related Categories Aldrich, Aldrich Gas Equipment, Aldrich Valves (Gas), Gas Equipment Product Guide, Gas Lecture Bottle Accessories,
pressure measuring range   ≤3,000 psig
CGA Inlet size   180


General description

• Use with SS lecture-bottle regulators when regulating corrosive gases
• 316 SS with CGA inlet/outlet connections
• Diaphragm-seal purge valve with 1/4 in. NPTM inlet
• Check-valve at purge-inlet prevents backflow of gas

Valve installs between lecture-bottle and regulator to purge system of air, moisture, and process gas. Minimizes gas hydrolysis and corrosion damage to equipment.

Purge system with dry inert gas before introducing corrosive gases and again immediately after use. PTFE sealing washers are NOT included.

Note: Order spare washers, listed separately.

Other Notes

See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation and Operation.

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