lexiara

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77/795/EEC: Council Decision of 12 December 1977 establishing a common procedure for the exchange of information on the quality of surface fresh water in the Community · European Union

a description of the sampling, sample preservation and measuring methods used and the frequency of sampling.

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Source: EUR-Lex (Cellar) · retrieved 2026-10-12 · Text as adopted (Official Journal); later amendments are not incorporated in this text.