Size: 198mm x 70mm x 110mm / 7.8" x 2.76" x 4.33"(L W H). Tube Rack Test Tube Holder 2x6 Wells for 24-26mm Tubes. It can be used to place the test tube in a manner in the laboratory, so as to save a lot of space, and can be used as a carrier to better move the test tube.
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