Autosampler Vial 2ml with Caps, HPLC Vial,9-425 Amber Vial with Blue Screw Caps,Writing Patch,Graduation,White PTFE & Red Silicone Septa Fit for LC Sampler(200 pcs,Brown) B081YC7KQW $101.62 $57.99 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