Burette 10ml X 0.05 ±0.025 PTFE Stopcork Class A

A burette is a graduated glass tube with a tap at one end, for delivering known volumes of a liquid, especially in titrations.

Class A signifies a compliance with applicable construction and accuracy requirements. Class A instruments are the preferred choice for volumetric determinations.  Class A flasks are ISO9000 compatible.  Certain models listed contain individual serial numbers for added traceability.

Made from borosilicate glass, and have superior thermal and chemical resistance. The accuracy is also retained over a longer working life span than Class B.