HOLLOW ROUND CAPILLARIES MANUFACTURED IN BOROSILICATE GLASS, ID: 0.10mm, OD: 0.17mm, Tolerances +/- 10%, Both ends open. Supplied in screw cap vials - Each vial contains 100 capillaries. Available in 100mm, 300mm and 600mm lengths. Part numbers CV1017-100, CV1017-300, CV1017-600.