Registration number (WIID)Project No.TitleStatus
80901prEN ISO 13164-1 revWater quality — Radon-222 — Part 1: General principlesIzstrādē
62649-Water quality - Performance characteristics odf diatom sampling and analysisIzstrādē
80906prEN ISO 22125-1 revWater quality — Technetium-99 — Part 1: Test method using liquid scintillation countingIzstrādē
27362prEN 15708Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running waterIzstrādē
74816prEN ISO 9308-2 revWater quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: Most probable number methodIzstrādē
33673EN ISO 5814:2012Water quality - Determination of dissolved oxygen - Electrochemical probe method (ISO 5814:2012)Izstrādē
80233prEN ISO 9308-2 revWater quality — Enumeration of Escherichia coli and coliform bacteria — Part 2: Most probable number methodIzstrādē
11109EN ISO 16588:2003Water quality - Determination of six complexing agents - Gas-chromatographic method (ISO 16588:2002)Izstrādē
22919EN 1622:2006Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN)Izstrādē
60334EN ISO 20227:2017Water quality - Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza - Method using a stock culture independent microbiotest (ISO 20227:2017)Izstrādē
Displaying 41-50 of 813 results.