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ISO 7704:1985

Water quality -- Evaluation of membrane filters used for microbiological analyses

General information
Valid from 14.03.1985
Directives or regulations
None
Standard history
Status
Date
Type
Name
14.03.1985
Main
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.
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