Division 2.2 PCRF1 United Kingdom Original text. Later amendments are not shown. 2.2.1Principle 2.2.2Reagents and equipment 2.2.3Sampling and sample preparation 2.2.4DNA extraction 2.2.5Genetic amplification 2.2.6Interpretation and expression of results Annotations Textual amendments F1 Substituted by Commission Regulation (EU) No 51/2013 of 16 January 2013 amending Regulation (EC) No 152/2009 as regards the methods of analysis for the determination of constituents of animal origin for the official control of feed (Text with EEA relevance). ← Division 2.1.5 Division 2.2 Division 2.2.1 →