PEEK tubing ya diameter yo hanze ni 1/16 ”, bikwiranye nisesengura ryinshi rya chromatografiya. Chromasir itanga 1/16 ”OD PEEK tubing ifite ID 0.13mm, 0.18mm, 0.25mm, 0.5mm, 0,75mm na 1mm kugirango abakiriya bahitemo. Kwihanganira diameter y'imbere n'inyuma ni ± 0.001 ”(0.03mm). Igikoresho cyo kuvoma kizatangwa kubuntu mugihe PEEK itumiza hejuru ya 5m.