Registration number (WIID)Project No.TitleStatus
16952ISO 9297:1989Water quality — Determination of chloride — Silver nitrate titration with chromate indicator (Mohr's method)Standarts spēkā
16932ISO 9280:1990Water quality — Determination of sulfate — Gravimetric method using barium chlorideAtcelts
16932ISO 9280:1990Water quality Determination of sulfate Gravimetric method using barium chlorideAtcelts
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
15665ISO 8466-2:1993Water quality Calibration and evaluation of analytical methods and estimation of performance characteristicsAtcelts
15665ISO 8466-2:1993Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 2: Calibration strategy for non-linear second order calibration functionsAtcelts
15664ISO 8466-1:1990Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 1: Statistical evaluation of the linear calibration functionStandarts spēkā
15664ISO 8466-1:1990Water quality — Calibration and evaluation of analytical methods and estimation of performance characteristics — Part 1: Statistical evaluation of the linear calibration functionAtcelts
Displaying 261-270 of 346 results.