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ChemSafe 1040 Air Operated Double Diaphragm Pump with PTFE Seat, PTFE Ball, Overmolded PTFE Diaphragm, PTFE Fluid Path & NPT Port
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PTFE barrel pump Ultrapure - discharge tube - Pumps, samplers, sampling systems, laboratory equipment - Bürkle GmbH
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ARO Compact Series 1/2 in. NPTF Polypropylene Air Diaphragm Pump w/ PTFE with Santoprene Backup Diaphragms, PTFE Balls & Acetal Seats - John M. Ellsworth Co. Inc.
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