Burettes - Schellbach Glass with PTFE key Stopcock Class A 100 ml & individual work certificates , Each

Details:

Here is the corrected text: The 100mL capacity Schellbach Burette features a vertical white backing with a central blue line opposite the graduations, providing better contrast with the meniscus. Made of high-quality, heavy-duty borosilicate 3.3 glass, it is autoclavable and offers excellent durability and chemical resistance. The burette includes a calibration certificate from an ISO-accredited testing laboratory, certifying Class A accuracy with a ±0.10mL tolerance as per DIN ISO 385 standards. The chemically resistant 0.2mL blue graduations and markings provide contrast against clear liquids. An attached PTFE straight bore stopcock allows for precise control of liquid flow. Built to last, this burette features a durable construction with a white backing that runs the outside length of the tube opposite the graduations, making it easy to visualize the meniscus. The blue markings provide excellent contrast against clear liquids, and the burette is calibrated to deliver accurate results, meeting Class A, DIN ISO 385 standards with 0.2mL graduations and ±0.10mL tolerance. The calibration certificate from an ISO-accredited laboratory ensures accuracy. Measuring 30.5" long with an 18mm (0.7") outer diameter, this burette is autoclavable and features superior chemical durability. It also exhibits a low temperature gradient, allowing it to withstand high temperatures and thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point 515°C | Annealing Point 565°C | Softening Point 820°C.