Schellbach Burette, 50mL - Class B - Glass Stopcock - White Graduations - Borosilicate Glass

• 50mL capacity Schellbach Burette has a vertical white backing with a central white line opposite the graduations, providing better contrast with the miniscus
• Made of high quality, heavy duty, borosilicate 3.3 glass. Autclavable, with excellent durability and chemical resistance
• ± 0.10mL accuracy conforms with Class B, DIN ISO 385 standards. Calibrated to deliver
• Chemical-resistant white markings with 0.1mL graduations provide contrast against dark liquids
• Includes an attached glass key stopcock

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.