THERMOCHROMIC INDICATOR ON TEST TUBE

Abstract: an indicator or visual monitor on a tube, including, for example, a laboratory tube, a test tube, a culture tube, a blood tube, a centrifuge tube, or another tube is provided. the indicator or visual monitor can be provided at a section or multiple sections of the tube and allows monitoring whether the tube and material at that particular section or multiple sections are at a certain temperature or not above a certain temperature. the indicator can comprise ink, which can be applied to the tube or a portion of the tube during manufacture.

Inventor(s): Michael J. Demsia, Chaoying Wang

CPC Classification: G01K11/12 (MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR (radiation pyrometry ))

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