Pyrex 1000-10CNEa Griffin Low For 10L Beaker Ea., Glass 250mL Beaker Pack Corning PYREX 1000-600 Griffin Low Form 600mL Beaker, Double Scale Laboratory Beakers Glass beakers with spouts are manufactured with uniform wall thickness to offer optimum balance between thermal shock resistance and mechanical strength. The 250-mL to 4000-mL beakers have a double graduated metric scale to indicate approximate content. All sizes have an extra large marking spot For PYREX beaker covers, see Catalog No., 9985 or No., 9990., Reference: ASTM E-960., Country Of Origin: United States Buy Corning Pyrex 1000-30 Glass 30mL Graduated Low Form Griffin Beaker Model Number: 1000-250CNpk , Item Package Dimension: 13., 6 L x 10., 9 W x 4., 9 H , Item Package Weight: 4., 16 lb