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ASTM E563-22
Standard Practice for Preparation and Use of an Ice-Point Bath as a Reference Temperature
1.1This practice covers a method of preparing, maintaining, and using a temperature reference bath of a mixture of shaved ice and water, saturated with air at a pressure of 101 325 Pa (1 atm).
1.2An industrial practice for relating values referenced to the ice point and to the water triple point on the ITS-90 is included.
1.3Methods to promote uniformity of bath temperature by mechanical stirring or agitation are not described in detail.
1.4Methods of approximating the ice point, as by thermostatically-controlled refrigeration, are not covered by this practice.
1.5This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.6This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
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