Pre-Pulled Glass Pipettes, Silanized/Pack of 10Eliminate the cost and trouble of making your own micropipettes Features Schott Duran borosilicate glass 0. 5 m and smaller ID micropipettes include internal glass fiber for easy filling Tip inner diameter tolerance 20% Short taper yields high strength Nominal length 50 mm OD: ID = 1. 33: 1 Every pipette individually tested and inspected Vacuum packed Luer Silanized Glass Outside Diameter: 1. 0mm thin wall These MicroTips do not have a filament 10 per