US$ 49.95
1% accuracy on double silk-covered constantan windings
hybrid electronic control unit
and mixed autotrophic-heterotrophic characteristics for protist biology teaching
each plain-shanked for clamping or holding
Boyle-Mariotte's Law Apparatus Science at Home_General Science Supplies 1% accuracy on double silk-coveredMarriot style Boyle's Law apparatus on a 250 by 175mm ABS plastic base with a 50mL gas syringe coupled to a pressure gauge for direct piston and gauge P V data collection.
US$ 49.95
US$ 24.99
US$ 39.95
US$ 159.99