US$ 21.99
Erlenmeyer Flask with a 250mL capacity and narrow neck is made of heavy-duty borosilicate 3
Greatly-enlarged cardiac muscle model exposes myocardial fiber structure
providing the high-resistance leg of a voltage divider where current draw needs to stay in the microampere range
Zinc alloy LPG Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for immediate bench setup in chemistry classrooms
Hexagonal Weights Set - 500gm Chemistry_Molecular Model Sets Erlenmeyer Flask with a 250mL