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ISO 7704:1985
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ISO 7704:1985 Water quality -- Evaluation of membrane filters used for microbiological analyses
standard by International Organization for Standardization, 03/01/1985
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Full Description
Gives a procedure for the evaluation and comparison of water-testing filters intended for the enumeration of specific organisms and mixed microbial populations. The procedure provides general guidelines for comparative testing of the recoveries of bacteria, yeasts and other fungi on membrane filters, as compared to recoveries by the spread plate and pour plate techniques.