ITEM NAME:25mL Glass Graduated Low Form Beaker, 5mL Graduation Interval Description: Material: Borosilicate 3.3 glass Strain Temperature of 520 C, Can be Direct heated Marking Spot for Easy Sample Identification Water, acid and alkali resistant Lip and pouring spout. Package Includes: 1x Glass Graduated Beaker SKU: DMO0011861351008730.1x Glass Graduated Beaker. Strain Temperature of 520 C,Can be Direct heated. Marking Spot for Easy Sample Identification. Material: Borosilicate 3.3 glass. Water, acid and alkali resistant.