These liquid-in-glass pocket thermometers are are filled with a biodegradable liquid and dye, which eliminates the hazards of mercury in the case of breakage and/or disposal. A Certificate of Accuracy is included with each thermometer. Each thermometer is serialized and has blue liquid against a white background for ease of reading.
Glass Thermometers / Industrial & Scientific / Measure & Inspect / Temperature & Humidity / Test / THERMCO
