US$ 35.00
supplied with four riders
Zinc alloy LPG Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for immediate bench setup in chemistry classrooms
and heart-tube formation for embryology and developmental biology teaching
demonstrating how a crane lifts loads through the mechanical advantage of a large wheel turning a small axle
Food-grade peroxide test strips in a 50-strip vial calibrated for the 3 to 10 percent concentration range
Hexagonal Weights Set - 500gm Chemistry_Molecular Model Sets supplied with four riders
US$ 35.00
US$ 40.00
US$ 55.60