Division 5 ProcedureF1 United Kingdom Repealed Original text. Later amendments are not shown. 5.1Preparation of the solution (see observation 7.1) 5.2Hydrolysis 5.3Development of coloration and measurement of optical density 5.4Blank test 5.5Calibration curve Annotations Textual amendments F1 Repealed by Commission Regulation (EC) No 152/2009 of 27 January 2009 laying down the methods of sampling and analysis for the official control of feed (Text with EEA relevance). ← Division 4.4 Division 5 Division 5.1 →