Registration number (WIID)Project No.TitleStatus
73873LVS EN ISO 20595:2022Water quality - Determination of selected highly volatile organic compounds in water - Method using gas chromatography and mass spectrometry by static headspace technique (HS-GC-MS) (ISO 20595:2018)Standarts spēkā
75415LVS EN ISO 20596-2:2022Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 2: Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS) (ISO 20596-2:2021)Standarts spēkā
63240LVS EN ISO 21253-1:2020Water 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
63239LVS EN ISO 21253-2:2020Water quality - Multi-compound class methods - Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical method (ISO 21253-2:2019)Standarts spēkā
29875LVS EN ISO 21427-2:2009Water 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
33298LVS EN ISO 21427-2:2009 /AC:2009Water 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/Cor 1:2009)Standarts spēkā
72996LVS EN ISO 21676:2021Water quality - Determination of the dissolved fraction of selected active pharmaceutical ingredients, transformation products and other organic substances in water and treated waste water - Method using high performance liquid chromatography and mass spectrometric detection (HPLC-MS/MS or -HRMS) after direct injection (ISO 21676:2018)Standarts spēkā
67705LVS EN ISO 22017:2020Water quality - Guidance for rapid radioactivity measurements in nuclear or radiological emergency situation (ISO 22017:2020)Standarts spēkā
28844LVS EN ISO 22032:2009Water quality - Determination of selected polybrominated diphenyl ethers in sediment and sewage sludge - Method using extraction and gas chromatography/mass spectrometry (ISO 22032:2006)Standarts spēkā
67605LVS EN ISO 22125-1:2020Water quality - Technetium-99 - Part 1: Test method using liquid scintillation counting (ISO 22125-1:2019)Standarts spēkā
Displaying 621-630 of 792 results.