Burette, 25mL – Schellbach Design – Class B – 0.1mL Blue Graduations – Glass Stopcock – Borosilicate Glass

This 25mL capacity Schellbach Burette is made of high-quality, heavy-duty borosilicate 3.3 glass - built to last. Its blue 0.1mL graduations and markings provide contrast against clear liquids. A white backing with a central blue line runs the outside length of the tube opposite the graduations, so the meniscus of clear liquids is clearly visualized. Features a straight bore, glass stopcock. Class B, tolerance, ±0.10mL accuracy as per DIN ISO 385. Calibrated to deliver. Burette measures 24" long with a 13mm (0.51") outer diameter. Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point 515°C | Annealing Point 565°C | Softening Point 820°C.