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Heathrow Puzzle Rack
Puzzle Rack
Two-sided puzzle-shaped pieces hold an assortment of 1.5/2.0, 15 and 50 mL test tubes. Pieces can be used separately for small sample applications or connect in a square or row configurations. Imprinted references aid with easy retrieval of tubes. Bold assorted colors:yellow, blue, green and orange for quick identification. Constructed of robust polypropylene.