Remove moisture and air from tanks and other containers with this hand held vacuum pump. The gauge reads in both centimeters and inches of mercury. The pumping rate is 15ml per stroke and will displace up to 725ml of air. The pump is fitted with a valve to release vacuum. Approximate size: 10 x 7 x 2".

This Filtration Kit allows rapid separation of mixtures via vacuum filtration. The stopper is cut to hold a Buchner funnel. The hand-operated vacuum pump simplifies vacuum filtration, eliminating the need for a water source or vacuum aspirator. It is more economical than an electric vacuum pump.…