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ISO 21571:2005PublishedFoodstuffs — Methods of analysis for the detection of genetically modified organisms and derived products — Nucleic acid extractionISO 21572:2019PublishedFoodstuffs — Molecular biomarker analysis — Immunochemical methods for the detection and quantification of proteinsISO 22579:2020PublishedInfant formula and adult nutritionals — Determination of fructans — High performance anion exchange chromatography with pulsed amperometric detection (HPAEC-PAD) after enzymatic treatmentISO 22753:2021PublishedMolecular biomarker analysis — Method for the statistical evaluation of analytical results obtained in testing sub-sampled groups of genetically modified seeds and grains — General requirementsISO 22942-1:2022PublishedMolecular biomarker analysis — Isothermal polymerase chain reaction (isoPCR) methods — Part 1: General requirementsISO 22949-1:2021PublishedMolecular biomarker analysis — Methods of analysis for the detection and identification of animal species in food and feed products (nucleotide sequencing-based methods) — Part 1: General requirementsISO 23443:2020PublishedInfant formula and adult nutritionals — Determination of β-carotene, lycopene and lutein by reversed-phase ultra-high performance liquid chromatography (RP-UHPLC)ISO 23851:2026PublishedChicken tissue and eggs — Determination of marker residues of nicarbazin — Liquid chromatography tandem mass spectrometry methodISO 23883:2026PublishedMeat, fish and their products — Determination of fluoroquinolone residue content — High performance liquid chromatography-tandem mass spectrometry methodISO 24276:2006PublishedFoodstuffs — Methods of analysis for the detection of genetically modified organisms and derived products — General requirements and definitionsISO 24583:2022PublishedQuantitative nuclear magnetic resonance spectroscopy — Purity determination of organic compounds used for foods and food products — General requirements for 1H NMR internal standard methodISO/DIS 16634-2Under developmentFood products — Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content — Part 2: Cereals, pulses and cereal coproductsISO/DTS 20224-12Under developmentMolecular biomarker analysis — Detection of animal-derived materials in foodstuffs and feedstuffs by real-time PCR — Part 12: Atlantic salmon DNA detection methodISO/FDIS 20647Under developmentInfant formula and adult nutritionals — Determination of total iodine — Inductively coupled plasma mass spectrometry (ICP-MS)ISO/CD 20649Under developmentInfant formula and adult nutritionals — Determination of chromium, selenium and molybdenum — Inductively coupled plasma mass spectrometry (ICP-MS)ISO/FDIS 21569-1Under developmentHorizontal methods for molecular biomarker analysis — Methods of analysis for the detection of genetically modified organisms and derived products — Part 1: Qualitative nucleic acid based methodsISO/DIS 24141Under developmentMilk and milk products — General requirements for the harmonization and simplification of the use and interpretation of certificate of analysis for standards of veterinary medicinesISO/DTS 24910-1Under developmentMolecular biomarker analysis — Detection of plant-derived materials in food by real-time polymerase chain reaction (PCR) — Part 1: Chickpea DNA detection methodISO/DTS 24910-2Under developmentMolecular biomarker analysis — Detection of plant-derived materials in food by real-time polymerase chain reaction (PCR) — Part 2: Hazelnut DNA detection methodISO/DIS 25367Under developmentDetermination of relative molar sensitivity for quantification of organic compounds in foods based on 1H qNMR — General requirementsISO 1871:1975WithdrawnAgricultural food products — General directions for the determination of nitrogen by the Kjeldahl methodISO 16577:2016WithdrawnMolecular biomarker analysis — Terms and definitionsISO 16578:2013WithdrawnMolecular biomarker analysis — General definitions and requirements for microarray detection of specific nucleic acid sequencesISO/TS 16634-2:2009WithdrawnFood products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content — Part 2: Cereals, pulses and milled cereal productsISO/TS 21098:2005WithdrawnFoodstuffs — Nucleic acid based methods of analysis of genetically modified organisms and derived products — Information to be supplied and procedure for the addition of methods to ISO 21569, ISO 21570 or ISO 21571