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EVS-EN 26461-1:1999

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

General information

Valid from 01.01.2000
Base Documents
ISO 6461-1:1986; EN 26461-1:1993
ICS Groups
07.100.20 Microbiology of water
Directives or regulations
None

Standard history

Status
Date
Type
Name
01.01.2000
Main
EVS-EN 26461-1:1999
The procedure is applicable to all types of water, including turbid water. The principle covers several steps from selection by applying heat to destroy vegetative bacteria to the indication by inoculating volumes of the sample into media followed by incubation at 27 ± °C in anaerobic conditions.

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English (PDF 118 KB)

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Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English