Class A, ASTM E-287, meets USP standards, batch certified. Waiting time of 30 seconds. Manufactured from precision bore tubing and calibrated To Deliver (TD, Ex) on computer-controlled machines. Includes PTFE straight bore stopcock. (1 per EA)
Burettes with straight bore interchangeable PTFE key stopcock, capacity 50ml, Sub. Div. 0.10ml Tolerance ± 0.05ml, class 'A' White graduation (1 per EA )
Burettes are made from the highest quality accurate bore tubing to provide a high degree of accuracy, reliability, and durability. Amber graduations. Includes a straight bore glass stopcock. Accuracy as per Class B. Calibrated To Deliver. (1 per EA)
Class A, ASTM E-287, meets USP standards, batch certified. Waiting time of 30 seconds. Manufactured from precision bore tubing and calibrated To Deliver (TD, Ex) on computer-controlled machines. Includes PTFE screw thread stopcock. (1 per EA)