Borosilicate (heat resistant), low form, graduated beaker in the Griffin style. Beakers are perfect for heating liquids and storing solids in the laboratory. This quality beaker is made from low expansion Bomex-brand borosilicate glass which provides a high resistance to chemical, mechanical and thermal shock. With uniform walls, thick slightly flared beaded rim and an easy pour spout. Griffin beakers are routinely used for measuring and mixing, delivering an accuracy of +/-10%.