Pyrex Test Tube 24x150mm+Rim 1.8mm Wall-(ELS-TES2112)

Pyrex Borosilicate Glass Test Tube 150 x 24mm with Rim - 1.8mm Heavy Wall - Pyrex® test tube, 1624 series, heavy wall rim. - Conforms to ISO 4142 Test tubes with a heavy wall to provide extra mechanical strength Robust construction reduces possibility of breakages: - Lower replacement costs - Improved user safety Pyrex® borosilicate glass for high resistance to thermal shock and chemical attack