{"tema_id":"336","string":"conventional mass           #01448","created":"2022-12-19 09:13:29","code":null,"notes":[{"@type":"Scope note","@lang":"en-EN","@value":"Also called the conventional value of mass. "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"reference: R111-1:2004 2.7 "},{"@type":"Cataloger's note","@lang":"en-EN","@value":"ID: 01448 "},{"@type":"Definition note","@lang":"en-EN","@value":"Conventional value of the result of weighing in air, in accordance with OIML D 28 Conventional value of the result of weighing in air  [3]. For a weight taken at a reference temperature (tref) of 20 \u00b0C, the conventional mass is the mass of a reference weight of a density (rref) of 8 000 kg m\u20133 which it balances in air of a reference density (r0) of 1.2 kg m\u20133 "}]}