Vials (volume 7 mL, clear glass vial, O.D. x H 17 mm x 60 mm, tan PTFE/silicone septum) are suitable basically to inject samples from an autosampler. Autosampler needle pierces through the cap during injection and withdraws the required aliquots of sample from the vials. Caps are made from phenolic resin. Solid phenolic caps withstand a maximum temperature of 205C.