Darwin’s Potometer
Catalogue No. 4012150
Comprises glass tube with upper end of straight limb closed with rubber stopper, lower end of limb with bored rubber stopper to take length of capillary tubing.
Comprises glass tube with upper end of straight limb closed with rubber stopper, lower end of limb with bored rubber stopper to take length of capillary tubing.
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SKU: 4012250 -
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Combination Dark Germination Chamber
Catalogue No. 4012600
For experiments in phototropism with seedlings. Three-chambered case of wood with to accept a variety of shutters. The right-hand chamber has windows in the top and back end, when used with a clear front window, acts as a control chamber. Supplied with opaque shutter, a slot shutter to admit light from one direction only, the clear windows for the control chamber, one orange and one blue filter to show the effect of excluding various parts of the spectrum. Complete with three glass containers for seedlings. Dimensions overall 180 × 530 × 180mm approx. (height × width × depth).
SKU: 4012600
