76th Edition, December 31, 1976
Specification for Secondary reference thermometers
Includes all amendments and changes through Reaffirmation Notice , October 1, 2012
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Description / Abstract:
Series of 29 total immersion thermometers for checking the accuracy of other thermometers in the range -80°C to 505°C. Materials, essential dimensions, graduation and figuring. Appendices: thermometric glasses approved by the NPL; annealing and stabilization; test procedure; values for uncertainty of test.