PYREX® Dispensing Burets, Class B

Corning 2094 Series PYREX® graduated Class B glass dispensing burets are suitable for use in school and institutional laboratories not requiring the accuracy of Corning's Class A model. Dispensing buret is used for dispensing large volumes of liquids rapidly and accurately. Made from close tolerance, accurate bore tubing with uniform walls, this buret has a permanently colored scale. Equipped with a Teflon stopcock plug to reduce freezing and eliminate lubricant contamination. The smooth micro-finish of the stopcock barrel assures a precision fit and optimum leak-resistant performance.Corning 2122 Series PYREX® graduated Class B glass dispensing burets are also perfect for schools and institutional laboratories not requiring Class A tolerances. . A PTFE stopcock plug reduces freezing and lubricant contamination. The microfinish of the barrel provides a precision fit. The tip is carefully drawn for accuracy to insure proper drainage rates. Each buret is supplied with a dust cover and has a permanently colored scale. Furnished with a 2mm bore stopcock plug.