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6453 (98767-15), Traceable Excursion-Trac™ Thermohygrometer with Barometer and Calibration
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Fisher Scientific Digital Thermometer / Hygrometer Fisherbrand™ Tracea – Axiom Medical Supplies
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Traceable 20250-21 Professional Thermohygrometer, -22 to 212° F, NIST
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Thomas 4040 Traceable Thermometer/Clock, +/- 1 degree C Accuracy: Science Lab Meters: Amazon.com: Industrial & Scientific
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