Description
0360 22 21 0
eliminating cord-threading during setup in compound-pulley experiments
opening to 2
and iron bobs
Combination Dark Chamber for Phototropism Experiments, 21 x 7 x 7" Subcategory_Condensers 0360 22 21 0Enclosed dark chamber with directional light ports houses seedlings under controlled conditions for phototropism, etiolation, and light direction response experiments.
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