Liquid Chromatography | HPLC Systems | KNAUER Screw neck vial set N9, 1.5 ml, clear, wide opening, 100x. Vials: Screw neck vials N9 (ø 11.6 mm), 1.5 ml, clear glass, flat bottom, wide opening, with label & scale Caps: Screw caps blue with septum rubber red/TEF colourless 100 pcs each.