PYREX® 25 mL Serialized/Certified Class A Precision Bore Buret with Glass Standard Taper Stopcock

Precision bore tubing is used these 25 mL Class A PYREX® burets to assure accuracy between any two points. The capacity tolerance on these burets is established by ASTM E-287 and is calibrated in accordance with ASTM E542. Durable colored graduations are sharply defined and easy to read. Carefully ground Standard Taper stopcock gives precise control. All sizes furnished with a 2mm bore stopcock plug. For replacement PYREX® stopcocks, see No. 7680. For replacement retaining clips, see No. 7280. Each buret is supplied with a dust cover.

Tested and calibrated in an ISO/IEC 17025 certified laboratory.