NEN 6567-1985 Bacteriological examination of water - Examination of the presence of spores of sulfite reducing clostridia by means of membrane filtration
The method applies to the bacteriological examination of drinking water and surface water, unless the nature and/or content of suspended matter interferes with the determination.
NEN 6567-1985 history
1985NEN 6567-1985 Bacteriological examination of water - Examination of the presence of spores of sulfite reducing clostridia by means of membrane filtration