Glass Pressure-Equalizing Dropping Funnel with Two Glass Stopcocks standard taper joints clean bottles

clean bottles

filtration

and customers can choose the direction of hose opening to suit their experimental needs

of the fritted disc is 30mm

The white square picture is printed on the bottle body

Glass Pressure-Equalizing Dropping Funnel with Two Glass Stopcocks standard taper joints clean bottlesDesign: The Laboy pressure equalizing dropping funnel is designed with an additional narrow bore glass tube from the upper part of the funnel bulb to the ground glass joint around the stem at the bottom. It also features standard taper glass outer joints at the top and inner joints at the bottom, along with two glass stopcocks. Usage: This pressure equalizing dropping funnel is commonly used in organic chemistry laboratories for slowly adding reagents