Calibrated "to deliver" N-51A borosilicate glass Not sterilized or cotton-plugged Size 10 mL has constriction near top, forming chamber in which protective cotton plug can be inserted 7536U86 contain five shelf packs of 100 each.

Pipets are color-coded by size for easy identification and sorting. Colored graduations are enameled onto the glass. These “to deliver” pipets must be blown out to obtain total rated capacity. Reference: ASTM E-1044.

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…

Disposable, Shorty, PYREX Glass Similar to 7536D49 series, but neither sterilized nor cotton-  plugged Markings removed by dichromate cleaning solution

NEW! Improved packaging, pipette design, and improved accuracy. Globe Scientific's plastic serological pipettes are produced under the strictest protocols and offer the highest degree of accuracy. The pipettes are supplied with an aerosol barrier plug that prevents both liquid and…