Class B Burette with PTFE Stopcock, 50mL, 0.1mL Graduations, 30.5 inch, Borosilicate Glass Glass Bottles_Reagent Bottles the moderate-resistance moderate-current option in

the moderate-resistance moderate-current option in the compact-tube rheostat line

and sedimentary samples for deeper classroom identification practice

Stand-mounted Ingen-Hausz apparatus comparing thermal conductivity of different metal rods through wax coatings that melt at different rates along each rod from the heated end

Large Magdeburg hemispheres demonstrating the force of atmospheric pressure through vacuum-sealed halves that resist tug-of-war separation in classroom-scale physics demos

Temperature controlled by a thermostatfrom Room temperature to 100

Class B Burette with PTFE Stopcock, 50mL, 0.1mL Graduations, 30.5 inch, Borosilicate Glass Glass Bottles_Reagent Bottles the moderate-resistance moderate-current option inClass B burette in precisely bored borosilicate 3. 3 glass holds 50mL with 0. 1mL graduations and PTFE stopcock for titration procedures.