Số hiệu tiêu chuẩn
ISO 6974-5
Tên tiêu chuẩn
Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons
Ngày phát hành
2014-07-00
Tiêu chuẩn tương đương
NF X20-510-5*NF EN ISO 6974-5 (2014-10-17), IDT * DIN EN ISO 6974-5 (2014-10), IDT * BS EN ISO 6974-5 (2014-07-31), IDT * EN ISO 6974-5 (2014-07), IDT * SN EN ISO 6974-5 (2014-10), IDT * OENORM EN ISO 6974-5 (2014-10-15), IDT * PN-EN ISO 6974-5 (2014-12-08), IDT * SS-EN ISO 6974-5 (2014-07-24), IDT * UNE-EN ISO 6974-5 (2015-01-14), IDT * STN EN ISO 6974-5 (2015-04-01), IDT * CSN EN ISO 6974-5 (2014-12-01), IDT * DS/EN ISO 6974-5 (2014-11-20), IDT * NEN-EN-ISO 6974-5:2014 en (2014-07-01), IDT
Thay thế cho
ISO 6974-5 (2000-04) * ISO/FDIS 6974-5 (2014-03)
Từ khóa
Analysis * Calorific values * Carbon dioxide * Chemical analysis and testing * Chemical composition * Column chromatography * Composition * Density * Determination * Determination of content * Flow switching procedures * Gas analysis * Gas chromatography * Hydrocarbons * Laboratories * Materials testing * Mathematical calculations * Measuring systems * Methods of analysis * Natural gas * Nitrogen content * Online * On-line systems * Uncertainties * Wobbe index * Gas phase chromatography