Registration number (WIID)Project No.TitleStatus
12259ISO 6060:1986Water quality — Determination of the chemical oxygen demandAtcelts
12258ISO 6059:1984Water quality — Determination of the sum of calcium and magnesium — EDTA titrimetric methodStandarts spēkā
12257ISO 6058:1984Water quality — Determination of calcium content — EDTA titrimetric methodStandarts spēkā
12157ISO 5961:1994Water quality — Determination of cadmium by atomic absorption spectrometryStandarts spēkā
12156ISO 5961:1985Water quality — Determination of cadmium — Flame atomic absorption spectrometric methodsAtcelts
11963ISO 5815:1989Water quality — Determination of biochemical oxygen demand after 5 days (BOD 5) — Dilution and seeding methodAtcelts
11962ISO 5815:1983Water quality — Determination of biochemical oxygen demand after n days (BODn) — Dilution and seeding methodAtcelts
11961ISO 5814:1990Water quality — Determination of dissolved oxygen — Electrochemical probe methodAtcelts
11960ISO 5814:1984Water quality — Determination of dissolved oxygen — Electrochemical probe methodAtcelts
11959ISO 5813:1983Water quality — Determination of dissolved oxygen — Iodometric methodStandarts spēkā
Displaying 321-330 of 342 results.