Polypropylene Graduated Cylinder, 100mL, Class B, 12-Pack Racks & Stands_Test Tube Racks Double-vessel copper calorimeter set with

Double-vessel copper calorimeter set with a 75 by 50mm inner cup on cork supports inside a 100 by 75mm outer shell and a slotted lid

a distinctive density reference against the lighter aluminum and heavier steel cylinders

and apparatus in laboratory and demonstration setups

a 6V buzzer

and microorganism preparations across a full semester of biology microscopy lab sessions

Polypropylene Graduated Cylinder, 100mL, Class B, 12-Pack Racks & Stands_Test Tube Racks Double-vessel copper calorimeter set withPackaged as a twelve cylinder classroom set in autoclavable polypropylene, each Class B measuring cylinder carries raised graduations, an octagonal base, and a pour spout.