Lab Equipments & Chemicals supplies Light Rotary Vacuum Pump. Lab Equipments & Chemicals offers lab requisites, starting from chemicals, reagents, glass apparatus, instruments and testing equipments for paints, petroleum, grease, engineering and industrial equipments. Light Rotary Vacuum Pump is provided in compact and aluminum die cast construction. Light Rotary Vacuum Pump is a piston powered and oil free vacuum pump. It contains a moisture trap/vacuum regulator. With light weight, this pump is not only suitable for liquid filtration but also perfect for stack or ambient gas sampling. This pump is used for liquid filtration for microbiology, suspended solid test, air sampling etc.