Thermo Scientific™ 10mm Certified Clear Screw Thread Kit, 2mL clear glass vials, with bonded PTFE/silicone closures. These Thermo Scientific™ National™ 10mm vials are 2mL, 12x32mm with 10-425 thread finish. They are manufactured from high-quality glass and fit a variety of autosamplers. Brand: Thermo Scientific™ CERT4010-91.