http://www.legislation.gov.uk/eudr/1985/503/annex/II/division/3/division/1/division/5/division/5.1/division/5.7First Commission Directive of 25 October 1985 on methods of analysis for edible caseins and caseinates (85/503/EEC)First Commission Directive of 25 October 1985 on methods of analysis for edible caseins and caseinates (85/503/EEC)2020-12-11King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:31985L0503texttext/xmlen1985-10-25ANNEX IIMETHODS OF ANALYSIS RELATING TO THE COMPOSITION OF EDIBLE CASEINS AND CASEINATESMETHOD 2DETERMINATION OF PROTEIN CONTENT5.APPARATUS5.1.Analytical balance5.7.Conical flask, 500 ml capacity.