Water quality. Determination of ammonium nitrogen by flow analysis (CFA and FIA) and spectrometric detection

WITHDRAWN published on 1.11.2000

Water quality. Determination of free chlorine and total chlorine. Part 1: Titrimetric method using N, N-diethyl-1,4-phenylenediamine

Standard published on 1.8.2001

Water quality. Determination of free chlorine and total chlorine. Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes

Standard published on 1.3.2019

Water quality. Determination of free chlorine and total chlorine. Part 3: Iodometric titration method for the determination of total chlorine

Standard published on 1.8.2001

Water quality. Determination of free chlorine and total chlorine. Part 2: Colorimetric method using N, N-diethyl-1, 4-phenylenediamine, for routine control purposes

WITHDRAWN published on 1.8.2001

Kvalita vody. Stanovenie voľného chlóru a celkového chlóru. Časť 2: Kolorimetrická metóda s N,N-dietyl-1,4-fenyléndiamínom na účely bežnej kontroly (ISO 7393-2: 2017) (Norma na priame používanie ako STN).

WITHDRAWN published on 1.8.2018

Water quality. Determination of sodium and potassium. Part 1: Determination of sodium by atomic absorption spectrometry

Standard published on 1.8.2000

Water quality. Determination of sodium and potassium. Part 2: Determination of potassium by atomic absorption spectrometry

Standard published on 1.8.2000

Water quality. Determination of sodium and potassium. Part 3: Determination of sodium and potassium by flame emission spectrometry

Standard published on 1.8.2000

Water quality. Determination of dissolved oxygen. Iodometric method

Standard published on 1.9.1996