US$ 39.99
fulcrum balance
the wide aperture and longer focal distance suiting whole-page reading and broader image-formation experiments
sized for adjustable tape-roll mounting during velocity and acceleration experiments
Determines gravitational acceleration g by timing free-fall of a steel sphere released from an electromagnet
and amphibian skeletal structure for comparative vertebrate teaching
Sloping Pear-Shape Splash Head, 24/29 Flask and 19/26 Condenser Cones, Borosilicate Glass Glass Bottles_BOD Bottles fulcrum balanceSloping pear shape splash head in heavy duty borosilicate glass fits 24 29 flask for vacuum distillation with splash prevention.
US$ 39.99
US$ 39.99
US$ 1387.00
US$ 974.50
US$ 197.50
US$ 15.00