Search

Water quality - Determination of dissolved perchlorate - Method using ion chromatography (IC) (ISO 19340:2017)

Water 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)

Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018)

Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2024)

Water 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)

Water 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)

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)

Water 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)

Ūdens kvalitāte. Atsevišķu aktīvo farmaceitisko vielu, transformācijas produktu un citu organisko vielu izšķīdušās frakcijas noteikšana ūdenī un attīrītos notekūdeņos. Metode, lietojot augstas izšķirtspējas šķidruma hromatogrāfiju un masas spektrometrisko noteikšanu (HPLC-MS/MS vai -HRMS) pēc tiešas ievadīšanas (ISO 21676:2018)

Water quality - Guidance for rapid radioactivity measurements in nuclear or radiological emergency situation (ISO 22017:2020)

Ūdens kvalitāte. Polibromētu difenilēteru (PBDE) noteikšana sedimentos, suspendētās cietās daļiņās un biotā. Metode, izmantojot gāzu hromatogrāfiju savienojumā ar tandēma masspektrometriju (GC-MS/MS) vai augstas izšķirtspējas masspektrometriju (GC-HRMS) (ISO 22032:2026)

Water quality - Technetium-99 - Part 1: Test method using liquid scintillation counting (ISO 22125-1:2019)