# Commission Implementing Regulation (EU) 2016/1240 of 18 May 2016 laying down rules for the application of Regulation (EU) No 1308/2013 of the European Parliament and of the Council with regard to public intervention and aid for private storage (Text with EEA relevance), Division 5.2: Eluent solution, pH 6,0

Extent: E+W+S+N.I.

Dissolve 1,74 g of dipotassium hydrogen phosphate (K 2 HPO 4 ), 12,37 g of potassium dihydrogen phosphate (KH 2 PO 4 ) and 21,41 g of sodium sulphate (Na 2 SO 4 ) in about 700 ml of water. Adjust, if necessary, to pH 6,0, using a solution of phosphoric acid or potassium hydroxide.
Make up to 1 000 ml with water and homogenise.
Filter the eluent solution, prior to use, through a membrane filter with a 0,45 μm pore diameter.

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Source: https://www.legislation.gov.uk/eur/2016/1240/annex/V/division/4/division/1/division/5/division/5.2 (the official version)
Page: https://openlegislation.uk/eu-regulation-2016-1240/annex-V/division-4/division-1/division-5/division-5.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.