Registration number (WIID)Project No.TitleStatus
41056ISO 23874:2006Natural gas — Gas chromatographic requirements for hydrocarbon dewpoint calculationStandarts spēkā
40263ISO 20765-1:2005Natural gas — Calculation of thermodynamic properties — Part 1: Gas phase properties for transmission and distribution applicationsStandarts spēkā
40212ISO/NP 21399Verifying property values of natural gas by gas chromatographyIzstrādē
39300ISO 6974-6:2002/Cor 1:2003Natural 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 — Technical Corrigendum 1Standarts spēkā
38601ISO 6978-2:2003Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloyStandarts spēkā
38600ISO 6978-1:2003Natural gas — Determination of mercury — Part 1: Sampling of mercury by chemisorption on iodineStandarts spēkā
37083ISO/WD TR 24094Analysis of natural gas — Validation of calibration gases using reference measurements of physical propertiesIzstrādē
37009ISO/WD 23874Natural gas — Analytical requirements for hydrocarbon content/dew point calculationIzstrādē
35533ISO/WD 20765Natural gas — Thermodynamic propertiesIzstrādē
33938ISO 19739:2004Natural gas — Determination of sulfur compounds using gas chromatographyStandarts spēkā
Displaying 71-80 of 131 results.