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Legislation/Applicable standard

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ReferenceTitle
LVS ISO 6777:1984Water quality - Determination of nitrite - Molecular absorption spectrometric method
LVS ISO 7150-1:1984Water quality - Determination of ammonium - Part 1: Manual spectrometric method
LVS ISO 7150-2:1986 AWater quality - Determination of ammonium - Part 2: Automated spectrometric method
LVS ISO 7890-1:1986 AWater quality - Determination of nitrate - Part 1: 2,6-Dimetthylphenol spectrometric method
LVS ISO 7890-2:1986 AWater quality - Determination of nitrate - Part 2: 4-Fluorphenol spectrometric method after distillation
LVS ISO 7890-3:1988 AWater quality - Determination of nitrate - Part 3: Spectrometric method using sulfosalicylic acid
LVS ISO 10048:1991 AWater quality - Determination of nitrogen - Catalytic digestion after reductin with Devarda's alloy
LVS EN ISO 10304-1:1995 AWater quality - Determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions - Part 1: Method for water with low contamination
LVS EN ISO 10304-2:1996 AWater quality - Determination of dissolved anions by liquid chromatography of ions - Part 2: Determination of bromide, chloride, nitrate, nitrite, ortophosphate and sulfate in waste water
LVS EN ISO 11732:1997 AWater quality - Determination of ammonium nitrogen by flow analysis (CFA and FIA) and spectrometric detection
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