These beakers feature easy-pour spouts, white, permanent graduations, and large marking squares. Made from high-quality borosilicate glass with a low coefficient of expansion. $16.00 - $65.00 | These Erlenmeyer flasks feature heavy-duty rims to reduce chipping, white, permanent graduations, and large marking squares. Made from high-quality borosilicate tubing with a low coefficient of expansion. $19.00 - $56.00 |