SYNTHWARE general purpose chromatography column with heavy wall design. Supplied with a PTFE stopcock and a top standard taper outer joint. With a coarse porosity fritted glass disc to support column packing. Designed for flash chromatography. The section below the disc is carefully minimized to prevent re-mixing of components that are already seperated. Top Joint: ST 24/40
Note: since the chromatography column is used with positive air pressure, it's highly recommended that operator uses column behind a safety shield.