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Test tube
Glass or plastic laboratory glassware / From Wikipedia, the free encyclopedia
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A test tube, also known as a culture tube or sample tube, is a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom.
Quick Facts Other names, Uses ...
![]() Two small test tubes held in spring clamps | |
Other names | Culture tube |
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Uses | Chemical reaction |
Related items | Vacutainer Boiling tube Centrifuge tube |
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Test tubes are usually placed in special-purpose racks.