Flow control adapter comes with 0-4mm high vacuum PTFE valve with metering tip to adjust the air flow. The O-rings are completely enclosed with thin layer of PTFE around the high vacuum valve. This new design makes it inert to most chemicals/solvents used in column chromatography. Adapter has standard taper inner joint of 24/40.
Used to expand the length of apparatus. Adapter can also be used as an air condenser. With 24/40 standard taper outer joint at top and inner joint at bottom, 120mm between joints.
General purpose column has Teflon stopcock and a top 24/40 outer joint. Fritted disc with coarse porosity to support Column packing, such as silica gel, Effective length: 10 in, ID: 20 mm, OD: 26mm.
With a 10mm O.D. hose connection for vacuum or for the introduction of gases. Supplied with a compression cap and Viton o-ring for vacuum tight seal of plain stem thermometers or any other tube having an O.D. between 5mm-7mm.