Home Lab Supplies General Lab Supplies Filtration, Chromatography Chromatography column with glass stopcock, IWAKI 🔍 Chromatography column with glass stopcock, IWAKI For quick separations. With 2.5mm bore glass stopcock. Category: Filtration, Chromatography Description Description Code No. Unit OD ID Working Length G1168 1 pc/box 13 mm 10 mm 300 mm Related products Filtering Flask BOMEX, Boro3.3 Funnel with Sintered Disc, Glass (Hirsch Funnel) Funnel Glass – Borosilicate Funnel Plastic