Standard cotton-plug type, but plug is not supplied. N-51A glass. Designed from ASTM E1044, Style II requirements. Pipets are calibrated to tip; with volume adjusted for blowing out the last drop. Designated by a ground band near the top. Sizes 5 mL and larger are constricted to retain plug, but this does not affect delivery or cleaning. Tips are Safe-Gard tempered.
Large tip pipets are similar to Standard pipets but have a larger tip opening.