Vacuum

Pumps , Desiccators and Valves

Self priming pump constructed in polypropylene, with internal parts of high density polyethylene for application with a wide variety of chemicals. lt fits any 15, 30 or 55 gallon drums with either 3/4" or 2" openings. Delivery of 8 ounces (ab. 240 ml) or 16 ounces (ab. 480 ml. per stroke). Supplied with extension tubing and clamps.

Dispensing pump

Light, portable hand operated vacuum pump, attains a vacuum of 625 mm Hg (25"). Pumping rate is 15 ml per stroke. Built in vacuum release valve. Can be used as pressure pump by transferring release valve cap to vacuum port. Nozzle fits standard 6 mm (1/4") i.d. tubing.

Dispensing pump for solvent transfer with heavy nickel chrome plated body. Model M45 (Art. n. 2005) fits bottles of buckets with any size and type of openings. Model M855 fits 2" openings in any size drum. NOTE: Solvent pumps are NOT suitable for use with ACID.

These plates made of semiexpanded polypropylene are extremely useful as a support for crucibles, Petri dishes etc. Use at room temperature. Not suitable for use with hot crucible.

Prevents water back flow when pressure falls. Useful for any tubing system and vacuum line. Maximum safe working pressure: 2 BAR (equal approx. 28.4 P.S.l.) minimum safe working pressure 0,07 BAR at room temperature (20°C).

Neoprene rubber

Polycarbonate with Polyethylene Needle