"WardsSci000552"

These pipettes are made of high-grade borosilicate glass.

These reusable pipettes are designed primarily for schools and laboratories where the Class A tolerance is not required.

Reusable color-coded Class B pipettes made from high quality borosilicate 3.3 glass.

Reusable Class-A pipettes made from high quality borosilicate 3.3 glass.