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Natural Mineral Water, Spring Water and Bottled Drinking Water (Amendment) Regulations (Northern Ireland) 2003

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Amendments to the Natural Mineral Water, Spring Water and Bottled Drinking Water Regulations (Northern Ireland) 1999

18.  For Table A in Part II of Schedule 3 (prescribed concentrations or values of spring water and drinking water) and the note attached to it there shall be substituted the following provisions –

TABLE A

Column 1Column 2Column 3Column 4
ItemParametersUnits of measurementConcentration or value (maximum unless otherwise stated)
Note 1: The concentration (mg/l) of nitrate divided by 50 added to the concentration (mg/l) of nitrite divided by 3 must not exceed 1.
Note 2: Excluding tritium, potassium – 40, radon and radon decay products..
1.Colourmg/l Pt/Co scale20
2.TurbidityNTU4
3.OdourDilution number3 at 25°C
4.TasteDilution number3 at 25°C
5.Sulphatemg SO4/l250
6.Sodiummg Na/l200
7.NitrateMg NO3/l

50

(note 1)

8.Nitritemg NO2/l

0.5

(note 1)

9.Aluminiumμg Al/l200
10.Coppermg Cu/l2
11.Fluoridemg F/l1.5
12.Hydrogen ion concentrationpH units

6.5 (minimum)

9.5 (maximum)

13.Tritium (for radioactivity)Bq/l100
14.Total indicative dosemSv/year

0.10

(note 2)

15.Manganeseμg Mn/l50

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