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ISO/TS 13899-1:2004PublishedSteel — Determination of Mo, Nb and W contents in alloyed steel — Inductively coupled plasma atomic emission spectrometric method — Part 1: Determination of Mo contentISO 13900:1997PublishedSteel — Determination of boron content — Curcumin spectrophotometric method after distillationISO 13902:1997PublishedSteel and iron — Determination of high sulfur content — Infrared absorption method after combustion in an induction furnaceISO 13903:2005PublishedAnimal feeding stuffs — Determination of amino acids contentISO 13904:2016PublishedAnimal feeding stuffs — Determination of tryptophan contentISO 13906:2008PublishedAnimal feeding stuffs — Determination of acid detergent fibre (ADF) and acid detergent lignin (ADL) contentsISO/TS 13907:2012PublishedSoil quality — Determination of nonylphenols (NP) and nonylphenol-mono- and diethoxylates — Method by gas chromatography with mass selective detection (GC-MS)ISO 13909-5:2025PublishedCoal and coke — Mechanical sampling — Part 5: Sampling of coke from moving streamsISO 13909-6:2025PublishedCoal and coke — Mechanical sampling — Part 6: Preparation of test samples of cokeISO 13909-7:2025PublishedCoal and coke — Mechanical sampling — Part 7: Methods for determining the precision of sampling, sample preparation and testingISO 13909-8:2025PublishedCoal and coke — Mechanical sampling — Part 8: Methods of testing for biasISO 13909-1:2025PublishedCoal and coke — Mechanical sampling — Part 1: General introductionISO 13909-2:2025PublishedCoal and coke — Mechanical sampling — Part 2: Sampling of coal from moving streamsISO 13909-3:2025PublishedCoal and coke — Mechanical sampling — Part 3: Sampling of coal from stationary lotsISO 13909-4:2025PublishedCoal and coke — Mechanical sampling — Part 4: Preparation of test samples of coalISO 13910:2014PublishedTimber structures — Strength graded timber — Test methods for structural propertiesISO 13912:2017PublishedStructural timber — Machine strength grading — Basic principlesISO 13913:2014PublishedSoil quality — Determination of selected phthalates using capillary gas chromatography with mass spectrometric detection (GC/MS)ISO 13914:2026PublishedSoil, treated biowaste and sludge — Determination of dioxins and furans and dioxin-like polychlorinated biphenyls by gas chromatography with mass selective detection (high resolution mass spectrometry, HRMS, and tandem mass spectrometry, MS/MS)ISO 13915:2023PublishedFine ceramics (advanced ceramics, advanced technical ceramics) — Test method for optical properties of ceramic phosphors for white light-emitting diodes with reference materialsISO 13916:2025PublishedWelding — Measurement of preheating temperature, interpass temperature and preheat maintenance temperatureISO 13918:2017PublishedWelding — Studs and ceramic ferrules for arc stud weldingISO 13919-2:2021PublishedElectron and laser-beam welded joints — Requirements and recommendations on quality levels for imperfections — Part 2: Aluminium, magnesium and their alloys and pure copperISO 13919-1:2019PublishedElectron and laser-beam welded joints — Requirements and recommendations on quality levels for imperfections — Part 1: Steel, nickel, titanium and their alloysISO 13920:2023PublishedWelding — General tolerances for welded constructions — Dimensions for lengths and angles, shape and position