Glass Low Form Beaker Set 3 Sizes - 10, 30, and 50ml, 3.3 Borosilicate Glass, Karter Scientific 233F2;

Karter Scientific Griffin Low Form Beakers are made of 3.3 borosilicate glass. Single Capacity Scale, Heavy-Duty, beaded rim and a spout designed to have excellent pouring characteristics., white marking spot, and uniform wall thickness throughout. 3.3 borosilicate is the highest level of inert glass available. Designed from ASTM Specification E960, Type I requirements