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XP T90-319
Testing waters - Evaluation in an aqueous medium of biodegradable dissolved organic carbon - Method using fixed bacteria
Edition
1995-04-01
NF T90-320-1 ; NF EN ISO 11348-1:2009-02-01
Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: method using freshly prepared bacteria
Edition
2009-02-01
NF T90-320-1/A1 ; NF EN ISO 11348-1/A1:2018-12-19
Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: method using freshly prepared bacteria - Amendment 1
Edition
2018-12-19
NF T90-320-2 ; NF EN ISO 11348-2:2009-02-01
Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: method using liquid-dried bacteria
Edition
2009-02-01
NF T90-320-2/A1 ; NF EN ISO 11348-2/A1:2018-12-19
Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: method using liquid-dried bacteria - Amendment 1
Edition
2018-12-19
NF T90-320-3 ; NF EN ISO 11348-3:2009-02-01
Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: method using freeze-dried bacteria
Edition
2009-02-01
NF T90-320-3/A1 ; NF EN ISO 11348-3/A1:2018-12-19
Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: method using freeze-dried bacteria - Amendment 1
Edition
2018-12-19
NF T90-414-1 ; NF EN ISO 9308-1:2014-09-24
Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: membrane filtration method for waters with low bacterial background flora
Edition
2014-09-24
NF T90-414-1/A1 ; NF EN ISO 9308-1/A1:2017-01-25
Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: membrane filtration method for waters with low bacterial background flora
Edition
2017-01-25
NF T90-414-2 ; NF EN ISO 9308-2:2014-06-21
Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: most probable number method
Edition
2014-06-21