ČSN - Czech national standards - Page 7120

Standards ČSN - Czech national standards - Page 7120

ČSN is a protected designation of Czech national technical standards.

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ČSN ISO 19250:2011/Z1 (757855) Change

Jakost vod - Průkaz přítomnosti bakterií rodu Salmonella.

Change published on 1.6.2013

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ČSN EN 26461-1 (757861)

Water quality. Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia). Part 1: Method by enrichment in liquid medium (ISO 6461-1:1986)

Standard published on 1.3.1995

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ČSN EN 26461-2 (757861)

Water quality. Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia). Part 2: Method by membrane filtration (ISO 6461-2:1986)

Standard published on 1.3.1995

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ČSN EN ISO 14189 (757865)

Water quality - Enumeration of Clostridium perfringens - Method using membrane filtration

Standard published on 1.3.2017

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ČSN EN ISO 14189:2017/Oprava1 (757865) Correction

Kvalita vod - Stanovení Clostridium perfringens - Metoda membránových filtrů.

Correction published on 1.7.2026

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ČSN ISO 10705-1 (757871)

Water quality - Detection and enumeration of bacteriophages - Part 1: Enumeration of F-specific RNA bacteriophages

Standard published on 1.3.1997

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ČSN ISO 10705-1:1997/Z1 (757871) Change

Jakost vod - Průkaz přítomnosti a kvantitativní stanovení bakteriofágů - Část 1: Kvantitativní stanovení F-specifických RNA bakteriofágů.

Change published on 1.4.2002

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ČSN EN ISO 10705-2 (757871)

Water quality - Detection and enumeration of bacteriophages - Part 2: Enumeration of somatic coliphages

Standard published on 1.4.2002

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ČSN EN ISO 10705-3 (757871)

Water quality - Detection and enumeration of bacteriophages - Part 3: Validation of methods for concentration of bacteriophages from water

Standard published on 1.11.2020

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ČSN EN ISO 10705-3:2020/Z1 (757871) Change

Kvalita vod - Průkaz přítomnosti a kvantitativní stanovení bakteriofágů - Část 3: Validace metod pro zkoncentrování bakteriofágů z vody.

Change published on 1.4.2025

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