Registration number (WIID)Project No.TitleStatus
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)Atcelts
16932ISO 9280:1990Water quality Determination of sulfate Gravimetric method using barium chlorideAtcelts
16932ISO 9280:1990Water quality — Determination of sulfate — Gravimetric method using barium chlorideAtcelts
28636ISO 9174:1998Water quality — Determination of chromium — Atomic absorption spectrometric methodsStandarts spēkā
28636ISO 9174:1998Water quality — Determination of chromium — Atomic absorption spectrometric methodsStandarts spēkā
16777ISO 9174:1990Water quality — Determination of total chromium — Atomic absorption spectrometric methodsAtcelts
15669ISO 8467:1993Water quality — Determination of permanganate indexStandarts spēkā
15668ISO 8467:1986Water quality — Determination of permanganate indexAtcelts
34816ISO 8466-2:2001Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 2: Calibration strategy for non-linear second-order calibration functionsStandarts spēkā
Displaying 121-130 of 354 results.