BURETTE W/GLASS KEY STCK CLAS B 50ML

Details

Here is the corrected text: VWR Class B burette made from 3.3 expansion Borosilicate glass with an external diameter of 13 mm. The graduations are typically calibrated "To Deliver" (marked "TD" or "EX") at 20 to 27°C, as indicated on a label. These burettes are calibrated to deliver a precise volume at a particular temperature. They come supplied with a chemically-resistant, self-lubricating PTFE stopcock plug and are used primarily for titration, delivering one reactant until the precise endpoint is reached. Calibration and tolerances are defined in standard specifications and practices: ASTM E287, ASTM E542, ASTM E694, and ISO 385. This product has a capacity of 50 ml, with subdivisions of 0.1 mL and a tolerance of ±0.10 ml. It is UL Listed (Y) and has a Cat. No. of 75997-922.