Registration number (WIID)Project No.TitleStatus
72488ISO 22066:2020Water quality — Determination of total cyanide — Method using segmented flow injection, in-line ultraviolet digestion analysis by gas diffusion and amperometric detectionStandarts spēkā
12630ISO 6332:1988Water quality — Determination of iron — Spectrometric method using 1,10-phenanthrolineStandarts spēkā
70157ISO/TS 21231:2019Water quality — Characterization of analytical methods — Guidelines for the selection of a representative matrixStandarts spēkā
14842ISO 7890-3:1988Water quality — Determination of nitrate — Part 3: Spectrometric method using sulfosalicylic acidStandarts spēkā
17869ISO 9964-1:1993Water quality — Determination of sodium and potassium — Part 1: Determination of sodium by atomic absorption spectrometryStandarts 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
61730ISO 18191:2015Water quality — Determination of pHt in sea water — Method using the indicator dye m-cresol purpleStandarts spēkā
50243ISO 11206:2011Water quality — Determination of dissolved bromate — Method using ion chromatography (IC) and post column reaction (PCR)Standarts spēkā
28636ISO 9174:1998Water quality — Determination of chromium — Atomic absorption spectrometric methodsStandarts spēkā
Displaying 181-190 of 342 results.