Three Ways to Order Your Science Supplies

Online - Pay by credit card, check or your account.

By Phone - Call us at 800.628.7748
Mon.- Thurs. 7:30 -12:00, 12:30-3:00 pm EST, Fri.Closed


By Fax - Fax your order with our
pdf form.

Investigation 11: Transpiration


Edvotek.  The principles of diffusion and osmosis are applied to the movement of water within plants. Emphasis is given to water potential transport and the effect of the plant environment on transpiration. STEM 

For 10 Lab Groups. Requires 2 hours (2 Lab Periods)

To download instructions go to:

Kit Includes: instructions, Bush Bean seeds (Phaseolus vulgaris), 2x Toluidine Blue O stain, parawax, plastic tubing, microtomes (nuts and bolts), petri plates, 0.1 ml pipets

All You Need: 10 ml pipets, petroleum jelly, light source with 100 Watt bulb, fan (s), plant mister (a spray bottle), potting soil, large plastic bags, ring stands; clamps (or buret holder), microscope slides, microscope(s), cover slips, slide mounting medium (i.e. 50% glycerol), 50% ethanol, new razor or scalpel blades, weighing scale or balance, and small spatulas.

Storage: Room Temperature

Go back