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Water sampling and analysis - WHO

Water sampling and analysis - WHO

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GUIDELINES FOR DRINKING-WATER QUALITY 54 Table 4.1 Minimum frequency of sampling and analysis of unpiped water supplies Source and mode of supply Minimum frequency of sampling and analysis Remarks Bacteriological Physical/chemical Open wells for community supply Sanitary protection measures; Once initially for …

  Guidelines, Analysis, Water, Sampling, And analysis, Water sampling and analysis

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