Autosampler Vial, 2ml HPLC Vial with Caps, 9-425 Amber Vial with Blue Screw Caps,Writing Patch,Graduation,White PTFE & Red Silicone Septa Fit for LC Sampler(100pcs,Brown) B07QXX3SD6 $65.48 $35.11 Color: Brown Features: 2ml sample vial are made of high quality borosilicic acid glass,low content of free ions,low coefficient of expansion and very high chemical resistance.It is suitable for