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    • Examination of water for chemical substances
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    BS EN ISO 21676:2021

    Water 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

    British Standards Institution

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    BS EN ISO 21253-1:2019

    Water quality. Multi-compound class methods. Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry

    British Standards Institution

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    BS EN ISO 21253-2:2019

    Water quality. Multi-compound class methods. Criteria for the quantitative determination of organic substances using a multi-compound class analytical method

    British Standards Institution

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    BS EN ISO 5815-1:2019

    Water quality. Determination of biochemical oxygen demand after n days (BODn). Dilution and seeding method with allylthiourea addition

    British Standards Institution

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    BS EN ISO 12010:2019

    Water quality. Determination of short-chain polychlorinated alkanes (SCCP) in water. Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI)

    British Standards Institution

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    ISO 22104:2021

    Water quality — Determination of microcystins — Method using liquid chromatography and tandem mass spectrometry (LC-MS/MS)

    International Organization for Standardization

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    BS ISO 21676:2018

    Water 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

    British Standards Institution

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    BS EN ISO 15681-2:2018

    Water quality. Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA). Method by continuous flow analysis (CFA)

    British Standards Institution

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    18/30371766 DC:2018

    BS EN ISO 22125-2. Water quality. Technetium-99. Part 2. Test method using inductively coupled plasma mass spectrometry (ICP-MS)

    British Standards Institution

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    BS ISO 20596‑1:2018

    Water quality — Determination of cyclic volatile methylsiloxanes in water —Part 1: Method using purge and trap with gas chromatography-mass spectrometry (GC-MS)

    British Standards Institution

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