The beaker is used to prepare solutions and as a reaction vessel for larger quantities of reagents. During operation, glass rods or magnetic stirrers are often used for stirring.
Common beaker specifications are: 5mL, 10mL, 15mL, 25mL, 50mL, 100mL, 250mL, 300mL, 400mL, 500mL, 600mL, 800mL, 1000mL, 2000mL, 3000mL, 5000mL