Registration number (WIID)Project No.TitleStatus
15668ISO 8467:1986Water quality — Determination of permanganate indexAtcelts
15669ISO 8467:1993Water quality — Determination of permanganate indexStandarts spēkā
16777ISO 9174:1990Water quality — Determination of total chromium — Atomic absorption spectrometric methodsAtcelts
16932ISO 9280:1990Water quality Determination of sulfate Gravimetric method using barium chlorideAtcelts
16932ISO 9280:1990Water quality — Determination of sulfate — Gravimetric method using barium chlorideAtcelts
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
17068ISO/DIS 9377-1Water quality — Determination of hydrocarbon oil index — Part 1: Method using solvent extraction and gravimetryIzstrādē
17069ISO/CD 9377-2Water quality — Determination of hydrocarbon oil index — Part 2: Method by solvent extraction and infra red absorptionIzstrādē
17082ISO 9390:1990Water quality — Determination of borate — Spectrometric method using azomethine-HStandarts spēkā
Displaying 81-90 of 342 results.