Use the form below to find particular standards or projects. Enter your criteria for searching (single or in combination) in the fields below and press the button “Search”. You can also search using the Advance Search facility.
Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality
50.60 Close of voting. Proof returned by secretariat
Water quality - Marine algal growth inhibition test with Skeletonema sp. and Phaeodactylum tricornutum (ISO/FDIS 10253:2024)
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Water quality - Determination of nitrogen - Kjedahl method after reduction with Devarda's alloy
10.99 New project approved
Water quality - Determination of chemical oxygen demand
40.20 DIS ballot initiated: 12 weeks
Water quality - Determination of manganese - Formaldoxime spectrometric method (ISO 6333:1986)
50.60 Close of voting. Proof returned by secretariat
Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes
10.99 New project approved
Water quality - Guidance standard on determining the degree of modification of river hydromorphology
10.99 New project approved
Water quality - Guidance on pro-rata Multi-Habitat sampling of benthic macro-invertebrates from wadeable rivers
10.99 New project approved
Water quality - Guidance standard on a strategic approach to river restoration
40.60 Close of voting
Water quality - Minimum requirements for the selection, installation, validation, and operation of continuous measuring devices.
10.99 New project approved
Water quality - Method for assessment of fish damage in pumps and turbines used in pumping stations and hydropower plants
40.10 harmonizedStageCodeLabel.40.10
Water quality - Determination of suspended solids - Determination by 0,4-0,45 micrometer pore width filters
40.60 Close of voting
Water quality - Determination of suspended solids - Determination of coarse particules and fibres separated on a 60 to 70 micrometer sieve
40.60 Close of voting
Water quality - Detection and enumeration of bacteriophages - Part 3: Validation of methods for concentration of bacteriophages from water (ISO 10705-3:2003)
40.20 DIS ballot initiated: 12 weeks
Water quality - Radium-226 - Part 3: Test method using coprecipitation and gamma-spectrometry (ISO/DIS 13165-3:2023)
45.99 Dispatch of FV draft to CCMC
Water quality - Determination of selected estrogens in whole water samples - Method using solid phase extraction (SPE) followed by liquid chromatography (LC) or gas chromatography (GC) coupled to mass spectrometry (MS) detection (ISO/DIS 13646:2023)
40.60 Close of voting
Water quality -- Enumeration of culturable microorganisms -- Colony count by spread plate inoculation on R2A medium
10.99 New project approved
Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
40.20 DIS ballot initiated: 12 weeks