This 50mL capacity Schellbach Burette is made of high-quality, heavy-duty borosilicate 3.3 glass - built to last. Its white 0.1mL graduations and markings provide contrast against dark liquids. A white backing with a central white 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 31" long with a 14mm (0.55") 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.

Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.