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OENORM EN ISO 6974-6
Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns (ISO 6974-6:2002)
Edition
2005-08-01
OENORM EN ISO 21676
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 (ISO 21676:2018)
Edition
2022-01-01
OENORM EN ISO 22818
Textiles - Determination of short-chain chlorinated paraffins (SCCP) and middle-chain chlorinated paraffins (MCCP) in textile products out of different matrices by use of gas chromatography negative ion chemical ionization mass spectrometry (GC-NCI-MS) (ISO 22818:2021)
Edition
2021-06-15
OENORM EN ISO 16558-1
Soil quality - Risk-based petroleum hydrocarbons - Part 1: Determination of aliphatic and aromatic fractions of volatile petroleum hydrocarbons using gas chromatography (static headspace method) (ISO 16558-1:2015 + Amd 1:2020) (consolidated version)
Edition
2020-12-15
OVE EN IEC 60754-3
Test on gases evolved during combustion of materials from cables - Part 3: Measurement of low level of halogen content by ion chromatography (( IEC 60754-3:2018) EN IEC 60754-3:2019) (german version)
Edition
2020-09-01
OENORM EN ISO 15366-1
Nuclear fuel technology - Chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and isotopic dilution analysis by solvent extraction chromatography - Part 1: Samples containing plutonium in the microgram range and uranium in the milligram range (ISO 15366-1:2014)
Edition
2016-06-01
OENORM EN ISO 15366-2
Nuclear fuel technology - Chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and isotopic dilution analysis by solvent extraction chromatography - Part 2: Samples containing plutonium and uranium in the nanogram range and below (ISO 15366-2:2014)
Edition
2016-06-01
OENORM EN ISO 14720-2
Testing of ceramic raw and basic materials - Determination of sulfur in powders and granules of non-oxidic ceramic raw and basic materials - Part 2: Inductively coupled plasma optical emission spectrometry (ICP/OES) or ion chromatography after burning in an oxygen flow (ISO 14720-2:2013)
Edition
2013-07-01
OENORM EN ISO 6974-4
Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns (ISO 6974-4:2000)
Edition
2002-06-01