PYREX® Precision Bore Class A Burets w/Glass Stopcock
Precision bore tubing is used to assure accuracy between any two points. Durable colored graduations are sharply defined and easy to read. Carefully ground ts stopcock gives precise control. Each buret is supplied with a dust cover. All sizes furnished with a 2mm bore stopcock plug.The capacity tolerance on these burets is established by ASTM E287 and they are calibrated in accordance with ASTM E542.