Headspace vial, screw top, rou | SU860099 | SUPELCO | SLS. Headspace vial, screw top, rounded bottom (vial only), size 10 mL, clear glass, thread 18, O.D. x H 22.5 mm x 46 mm, PK100. Code: SU860099 D2-232. Application. Chromatography & HPLC Autosampler Vials - Tisch Scientific. Items 1 - 36 of 74 Short Thread 9mm Amber Glass 1.5mL HPLC Autosampler Vials w/ Writing Screw Top 18mm Clear Glass 20mL Headspace GC Autosampler Vials w/ ... 18MM SCREW THREAD HEADSPACE VIALS, CLEAR - Chemglass