Thomas 63B29P Borosilicate Glass Pasteur Pipette with Cotton Plugged, 9" Tip Length (Case of 4 Pack, per Pack 250)
Tip length of all 9" pipets is approximately 120mm. Constriction approximately 25mm from mouth end. High-quality borosilicate glass cotton-plugged. Designed from ASTM E732 specification. Ungraduated with square-cut end.