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ISO 7704:1985

Water quality — Evaluation of membrane filters used for microbiological analyses

Mar 14, 1985
95.99 Withdrawal of Standard   Jan 12, 2023

General information

95.99     Jan 12, 2023

ISO

ISO/TC 147/SC 4

International Standard

07.100.20  

French   English  

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Scope

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.

Life cycle

NOW

WITHDRAWN
ISO 7704:1985
95.99 Withdrawal of Standard
Jan 12, 2023

REVISED BY

ABANDON
ISO/CD 7704

PUBLISHED
ISO 7704:2023