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Rheoliadau Dŵ r Mwynol Naturiol, Dŵ r Ffynnon a Dŵ r Yfed wedi'i Botelu (Diwygio) (Cymru) 2003

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This is the original version (as it was originally made).

Diwygio Rheoliadau Dŵr Mwynol Naturiol, Dŵr Ffynnon a Dŵr Yfed wedi'i Botelu 1999

21.  Yn lle Tabl D yn Rhan II o Atodlen 3 rhoddir y darpariaethau canlynol —

TABLE D

Column 1Column 2Column 3Column 4
ItemParametersUnits of MeasurementMaximum Concentration
1.Boronμg B/l1.0
2.Benzo (a) pyreneμg/l0.010
3.Tetrachloroethene and Trichloroetheneμg/l10 (note 1)
4.Tetrachloromethaneμg/l3
5.Benzeneμg/l1.0
6.1,2 dichloroethaneμg/l3.0
7.Trichloromethane, Dichlorobromomethane, Dibromochloromethane and Tribromomethaneμg/l100 (note 1)
8.Epichlorohydrinμg/l0.10 (note 2)
9.Vinyl chlorideμg/l0.50 (note 2)
10.Acrylamideμg/l0.10 (note 2)

Note 1: The maximum concentration specified applies to the sum of the concentrations of the specified parameters.

Note 2: The parametric value refers to the residual monomer concentration in the water as calculated according to specifications of the maximum release from the corresponding polymer in contact with the water..

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