Wide Opening hplc vial inserts supplier VWR Australia Chromatography Vial Inserts | VWR DescriptionVial insert, VWR®, PP, Clear, 10 mm top, with filling lines and attached plastic spring, 0,10 ml, Ø×H6×29 mm ,548-1381EA,548-1380EA,548-1382EA Micro-insert for 4 ml screw neck vials