PEEK tubing’s outer diameter is 1/16”, fitting majority of high performance liquid chromatography analysis. Chromasir provides 1/16” OD PEEK tubing with ID 0.13mm, 0.18mm,0.25mm, 0.5mm, 0.75mm and 1mm for customers’ choice. The inner and outer diameter tolerance is ± 0.001”(0.03mm). A tubing cutter will be given free of charge when PEEK tubing order above 5m.