Class A USP Certified Volumetric Flask

Class A, USP, certified volumetric flasks supplied with a glass stopper featuring a dripping tip. High contrast blue enamel print provides the optimum combination of resistance and readability. Made of low expansion coefficient, chemically resistant borosilicate 3.3. Volumetric flasks are indispensable for preparing dilutions and standard solutions.

Individually calibrated and supplied with a batch number and an accompanying USP batch certificate in the original packaging. The batch certificate confirms that ASTM class A error limits required by USP are met. The certificate records the mean value, the standard deviation of the batch and the date of issue (batch number: year of manufacture/batch).FLa