8mm Vials (volume 2 mL, amber glass vial, thread 8-425) are suitable basically to inject samples from an autosampler. Suitable for Aijiren, AB Sciex, PerkinElmer, ThermoScientifics, Shimadzu, Waters, CTC autosampler and other rotating or robotic arm samplers. Amber vial, 51 Expansion borosilicate glass USP Type I, Class B