CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 30865 | LVS EN ISO 11348-1:2009 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: Method using freshly prepared bacteria (ISO 11348-1:2007) | Standarts spēkā |
| 37332 | LVS EN ISO 27108:2013 | Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 27108:2010) | Standarts spēkā |
| 11063 | LVS EN ISO 14402:1999 | Water quality - Determination of phenol index by flow analysis (FIA and CFA) | Standarts spēkā |
| 21715 | LVS EN ISO 15913:2003 | Water quality - Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization | Standarts spēkā |
| 63237 | LVS EN ISO 5815-1:2020 | Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019) | Standarts spēkā |
| 10958 | LVS EN 25813:2000 | Water quality - Determination og dissolved oxygen - Iodometric method | Standarts spēkā |
| 11071 | LVS EN ISO 9888:2000 | Water quality - Evalution of ultimate aerobic biodegrability of organic compounds in aquenous medium - Static test (Zahn-Wellens method) | Standarts spēkā |
| 73093 | LVS EN ISO 10304-4:2022 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination (ISO 10304-4:2022) | Standarts spēkā |
| 63240 | LVS EN ISO 21253-1:2020 | Water quality - Multi-compound class methods - Part 1: Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry (ISO 21253-1:2019) | Standarts spēkā |
| 26357 | EN ISO 16712:2006 | Water quality - Determination of acute toxicity of marine or estuarine sediment to amphipods (ISO 16712:2005) | Standarts spēkā |
Displaying 741-750 of 839 results.