Graduated in 0.25 mL increments, these can be used to fill the Palmer and Sedgewick-Rafter Counting Cells. Specifications: 5.0 mL overall capacity; 3.1 mL bulb capacity; 150 mm total length; 5.0 mm stem diameter; 25 drops per mL. In packs of 100.

Also use Hensen-Stempel pipettes for larger volumes.