Sigma 18mm thread gc glass vials with beveled edge for lab clear HPLC sample vials with closures Sigma-Aijiren Sample Vials2021/8/7 · Range of Sample Vials and Caps | SCION Instruments 2021-08-07 Vial, Crimp, Headspace, 10mL Clear Glass 2 hs vials 75 x 22.5mm crimp 20mm natural ptfe beveled edge Headspace vial kit with 20mL (75.5 x 22.5mm) crimp neck, clear glass, round-bottom vials and red