ITEM NAME:Chemistry Laboratory Beaker Borosilicate Measuring Glass Beaker 5mL + 20mL Description: - Material: Borosilicate 3.3 glass - Strain temperature of 520 degrees Celsius,can be directly heated - Marking spot for easy sample identification - Water, acid and alkali resistant - Lip and pouring spout Specification: - Capacity: 5mL, 20mL - Size(Approx.) - Wall Diameter x Height: - 5mL: 20x32mm/ 0.79x1.26 inch - 20mL: 39x50mm/ 1.54x1.97 inch - Cup Rim Diameter: - 5mL: 22mm/ 0.87 inch - 20mL: 48mm/ 1.89 inch - Wall Thickness: - 5mL: 1.3mm/ 0.051 inch - 20mL: 1.6mm/ 0.063 inch Package Included: 1 Piece of 5mL Glass Graduated Beaker 1 Piece of 20mL Glass Graduated Beaker Note: Please allow 1-3mm due to manual measurement, make sure you do not mind before you.1 Piece of 20mL Glass Graduated Beaker. - Capacity: 5mL, 20mL. 1 Piece of 5mL Glass Graduated Beaker. - Material: Borosilicate 3.3 glass. - Water, acid and alkali resistant. - Marking spot for easy sample identification.