Saves time and eliminates mouth pipetting Tapered silicone seal provides airtight fit in all pipet sizes Excellent aspirator for use with Westergren or Wintrobe sedimentation tubes. Comes complete with an elastic cord for dedicating pipettor to a specific reagent bottle.

Dimensions 4 3/8” x 2 1/8” diameter; reservoir, when inflated, is approximately 5 1/2” diameter Connecting tube is 20” long x 5.5 mm bore

For dropping pipets, medicine droppers, etc. Fit pipets with 6-8 mm OD, 1/4” Beige color 1 mL bulb is 9/16” diameter x 1 1/2” long (14 x 37 mm); 2 mL bulb is 5/8” diameter x 1 3/4” long (18 x 45 mm)

For use with all sizes of pipets and syringes. The neck is heavy walled which allows for increased grip. Natural red rubber. The 150mL size has reinforcing ribs.

Style C Natural Rubber: 1951B25, B27 - Red Style D Natural Rubber: 1951B29 - Red

For dropping pipets, medicine droppers, etc. Neck grooved to take flat flange of dropping pipets Bulbs have a 2 mL capacity and fit 7-9 mm o.d. pipets.

Natural rubber bulbs with 4" tubing on one end.

Our PVC deluxe vacuum pressure bulb is ideal for gas aspirating duties. Length: 111mm without valves; diameter 57mm.

Bulb capacity 85mL. Black natural rubber. For gas sampling or for pumping gas through apparatus. Two rubber valves.

Black rubber with two plastic valves Useful for taking gas samples, circulating gases or liquids, etc. Bulb length 4-1/8”; diameter 3-1/4”; overall length 5-1/4”

Style E: Natural Rubber - 1951B31, B33, B41 Style F: Natural Rubber - 1951B37 Style G: Natural Rubber - 1951B43

For use with Pasteur pipettes, small pipettes and medicine droppers.