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ISO 653:1980 Long solid-stem thermometers for precision use
standard by International Organization for Standardization, 10/01/1980
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The requirements specify a basic series of liquid-in-glass solid-stem thermometers not exceeding 375 mm in length for accurate measurement of temperature. Temperature scale, materials and construction, marking, and accuracy are described. The annex deals with a method of determing change in zero indication.