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

Calibrated "to deliver" Large tip opening to allow more rapid intake and delivery of suspensions and viscous materials Color-coded by size for easy identification and sorting Accu-Red graduations are permanently fused into the glass Two rings at the top indicate the pipet…

Color-coded Calibrated “to deliver” Graduated PYREX pipets are designed for cotton plugging. The uniform top-end openings permit performing of plugs and allow precise control of liquid column. Color-coded by size for easy identification and sorting. Colored graduations in…

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.