Registration number (WIID)Project No.TitleStatus
51994ISO 10523:2008Water quality — Determination of pHStandarts spēkā
16952ISO 9297:1989Water quality — Determination of chloride — Silver nitrate titration with chromate indicator (Mohr's method)Standarts spēkā
16952ISO 9297:1989Water quality — Determination of chloride — Silver nitrate titration with chromate indicator (Mohr's method)Standarts spēkā
12826ISO 6468:1996Water quality — Determination of certain organochlorine insecticides, polychlorinated biphenyls and chlorobenzenes — Gas chromatographic method after liquid-liquid extractionStandarts spēkā
38714ISO 7875-1:1996/Cor 1:2003Water quality — Determination of surfactants — Part 1: Determination of anionic surfactants by measurement of the methylene blue index (MBAS) — Technical Corrigendum 1Standarts spēkā
33681ISO 18857-1:2005Water quality — Determination of selected alkylphenols — Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detectionStandarts spēkā
12157ISO 5961:1994Water quality — Determination of cadmium by atomic absorption spectrometryStandarts spēkā
45346ISO 5814:2012Water quality — Determination of dissolved oxygen — Electrochemical probe methodStandarts spēkā
76696ISO 23695:2023Water quality — Determination of ammonium nitrogen in water — Small-scale sealed tube methodStandarts spēkā
18651ISO 10566:1994Water quality — Determination of aluminium — Spectrometric method using pyrocatechol violetStandarts spēkā
Displaying 211-220 of 346 results.