{"tema_id":"1536","string":"reference (or working) standard           #01012","created":"2022-12-19 09:13:37","code":null,"notes":[{"@type":"Scope note","@lang":"en-EN","@value":"This is usually referred to as \u201cmaster meter\u201d in this field. "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"reference: R081:1998 3.3 "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"ID: 01012 "},{"@type":"Definition note","@lang":"en-EN","@value":"a standard, traceable to national standards, used for the verification of cryogenic liquid measuring devices and systems "}]}