Pyrex* Reusable Glass Measuring (Mohr) Pipettes, Color-Coded with Colored M

These pipettes are color-coded by size for easy identification and sorting. Colored graduations are enameled onto the glass. The top end of 5 to 25 ml sizes is constricted (Mohr type). They are calibrated to deliver their total capacity without blow-out. Reference: ASTM E-1293.