Chemglass CG-1188-16 Column Chromatography 24/40 1 1/2in ID X 18in E.L. 2mm Stpk admin Chemglass CG-1188-16 Column Chromatography 24/40 1 1/2in ID X 18in E.L. 2mm Stpk. Condition is Used. Shipped with USPS Priority Mail.GiMiTEC.infoAAS, Column, consumable, GC, GiMiTEC, HPLC, spare part 24 September, 2020