Globe Glass™ beakers are made with uniform wall thickness, flat bottoms, and low expansion 3.3 Borosilicate beaker glass making them a strong and durable choice with excellent resistance to thermal shock. The lab beakers have beaded rims and formed spouts to facilitate accurate and steady pouring of liquids. Globe Glass low form Griffin style graduated beakers are available in sizes from 10mL to 4000mL.Meet ASTM E960 Type I SpecificationsFormed pour spout for easy pouringHigh resistance to chemicalsUniform wall thicknessDual metric scale graduationsDurable white enamel printingLarge white marking area