CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11109 | LVS EN ISO 16588:2004 | Water quality - Determination of six complexing agents - Gas-chromatographic method | Standarts spēkā |
| 35341 | LVS EN ISO 18857-2:2012 | Water quality - Determination of selected alkylphenols - Part 2: Gas chromatographic-mass spectrometric determination of alkylphenols, their ethoxylates and bisphenol A in non-filtered samples following solid-phase extraction and derivatisation (ISO 18857-2:2009) | Standarts spēkā |
| 29875 | LVS EN ISO 21427-2:2009 | Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 2: Mixed population method using the cell line V79 (ISO 21427-2:2006) | Standarts spēkā |
| 58435 | LVS EN ISO 15681-2:2019 | Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA) (ISO 15681-2:2018) | Standarts spēkā |
| 32125 | LVS EN 15972:2012 | Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton | Standarts spēkā |
| 72780 | EN ISO 17294-1:2024 | Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 1: General requirements (ISO 17294-1:2024) | Standarts spēkā |
| 34746 | LVS EN 16693:2016 | Water quality - Determination of organochlorine pesticides (OCP) in whole water samples - Method using solid phase extraction (SPE) with SPE-disks combined with gas chromatography mass spectrometry (GC-MS) | Standarts spēkā |
| 81886 | EN ISO 23696-1:2025 | Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction (ISO 23696-1:2023) | Standarts spēkā |
| 21807 | LVS EN ISO 9562:2005 | Water quality - Determination of adsorbable organically bound halogens (AOX) | Standarts spēkā |
| 11120 | LVS EN ISO 5667-19:2004 | Water quality - Sampling - Part 19: Guidance on sampling in marine sediments | Standarts spēkā |
Displaying 301-310 of 841 results.