This specially distilled mercury filled thermometer is made in accordance with and meets SAMA* accuracy-requirements and range specifications. Mercury thermometers are especially useful for temperatures above 150°C or when high accuracy is required. Total immersion thermometers are calibrated for use when the entire liquid column is totalIy Immersed In the substance being measured and should be used only under those circumstances. Choice of color is dependent on the better contrast and visibility against the mercury column. LifeLINE™ brand thermometers have a number of extra quality features. Each thermometer has a mercury expansion chamber, reinforced bulbs to prevent breakage, honzontally printed scales that are easy to read, ring top for total immersion thermometers non-roll caps and scales printed into the glass rather than on the surface. Each thermometer is packaged in a sturdy plastic tube with an end cap.

* SAMA (Scientific Apparatus Manufacturing Association)