Borosil® Reusable Class A Serological Pipettes are graduated using a permanent amber treatment that will not wear off even after reuse. Each pipette is individually calibrated by automatic, laser-controlled calibration equipment. Manufactured with consistent wall thickness. Reusable.…

Borosil® Reusable Class B Serological Pipettes are graduated using a permanent amber treatment that will not wear off even after reuse. Manufactured with consistent wall thickness. Reusable. Uniform inner bore diameter for accuracy between different readings. Beveled tips…