HOLLOW RECTANGULAR CAPILLARIES MANUFACTURED IN BOROSILICATE GLASS, ID: 0.30mm x 6.00mm, Wall thickness 0.30mm +/-20%, ID Tolerances +/- 10%, Both ends open. Supplied in plastic vials - Each vial contains 25 capillaries. Available in 50mm, 100mm, 300mm and 600mm lengths. Part numbers 3536-050 (3536-50), 3536-100, 3536-300, 3536-600. NOTE: Previous part numbers were W3530-050 (W3530-50), W3530-100, W3530-300, W3530-600, RT3536.