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Amazon.com: Aquarium Test Tube Holder, Hand-Made Rack, with 6 Holes and 6 Drying Poles, customised for use with Aquarium Test Tubes Including API Test Tubes, by Tililly Concepts : Pet Supplies
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Inductive elementary physical science with inexpensive apparatus, and without laboratory equipment . £xp. 26. Note. — When condi-tions are favorable, a verypretty variation of Exp. 26may be made by combining it
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Lily's Home Bamboo Test Tube Vial Shot Glasses Holder Rack, Great as Pen Stand, Made from Bamboo with Built-in Handle, Rack Only, Glass Tubes NOT Included, 6 Tube Capacity (7/8" (22mm') Holes):
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Test tube A test tube, also known as a culture tube or sample tube, is a common piece of laboratory equipment consisting of a finger-length of glass tubing. - ppt download
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