VWR* Stir Bar 2X3/8IN, Interrupted profile and greater surface area that adds turbulence and improves stirring compared to smooth cylindrical bars. Encapsulated in autoclavable and inert PTFE and can be used in temperatures up to 225 degrees C (437 degrees F).
Double wall calorimeter with easily removable spring heating element, Operates on 3-6V DC at approximately 5 watts, Inner aluminum 150mL reservoir, aluminum outer, plastic insulator ring, Lid accepts heating element, stirrer, and thermometer cork, 5.1x4.7x7.1 in, 0.7lbs