DS DS/EN 25667-1
DS DSEN 25667-1 1994-APR-18 Water qualty - Samplng - Part 1 Gudance on the desgn of samplng programmes
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This Standard sets out the general principles to be applied in the design of sampling programmes for the purposes of quality control, quality characterization, and identification of sources of pollution of water, including bottom deposits and sludges. Detailed instructions for specific sampling situations will be given in subsequent European Standards.