Chapter VI in the Annex to Directive 80/1335/EEC is hereby amended as follows:
1. The following is added to point 5:
'5.13. Filter paper, Whatman No 4 or equivalent'.
2. The following is added to point 6.1:
'6.1.1. Filter, with the aid of a vacuum pump if necessary, and retain the filtrate.
6.1.2. Repeat the extraction step with a further 50 ml of distilled water. Filter and combine the filtrates.'
3. At point 6.2, the reference to the solution should read 6.1.2 instead of 6.1.