Standard opening screw-thread vials are manufactured from borosilicate glass and have a maximum fill volume of 2 ml. HPLC 9mm Screw Top 2ml Vials for Aijiren. 2ml autosampler vials 9mm for HPLC system with bonded septa caps. Including: 100pcs Clear/amber bottles 32×11.6mm made of borosilicate glass, 2ml lab vials 9-425 screw thread, Flat base