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Calibration of a thermometer naphthalene

  1. Jan 24, 2008 #1


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    I would like to know why are naphthalene, acetanilide, benzoic acid, and adipic acid used in calibration of thermometers. Do those compounds have any specific property that makes them adecute for this process?
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  3. Jan 24, 2008 #2


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    Yes, they have a reproducible melting point in the range of interest.
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