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Specifications for installations inside buildings conveying water for human consumption - Part 4: Installation
90.93 Standard confirmed
Water quality - Determination of aluminium - Atomic absorption spectrometric methods (ISO 12020:1997)
90.93 Standard confirmed
Water quality - Requirements for establishing performance characteristics of quantitative microbiological methods (ISO 13843:2017)
60.60 Standard published
Water quality - Determination of 15 polycyclic aromatic hydrocarbons (PAH) in water by HPLC with fluorescence detection after liquid-liquid extraction (ISO 17993:2002)
90.93 Standard confirmed
Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014)
60.60 Standard published
Water quality - Determination of free chlorine and total chlorine - Part 1: Titrimetric method using N, N-diethyl-1,4-phenylenediamine (ISO 7393-1:1985)
90.93 Standard confirmed
Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017)
60.60 Standard published
Water quality - Determination of free chlorine and total chlorine - Part 3: Iodometric titration method for the determination of total chlorine (ISO 7393-3:1990)
90.93 Standard confirmed
Water quality - Determination of calcium and magnesium - Atomic absorption spectrometric method (ISO 7980:1986)
90.93 Standard confirmed