GB/T 30519-2014 Translated English of Chinese Standard (GBT 30519-2014, GB/T30519-2014, GBT30519-2014): Determination of hydrocarbon types and benzene in light petroleum distillates and products - Multidimensional gas chromatographic methodhttps://www.chinesestandard.net, 04.11.2017 - 34 Seiten This standard specifies the test methods of using multidimensional gas chromatography technology for the determination of hydrocarbon composition and benzene content in light petroleum distillates and products. |
Inhalt
| 3 | |
| 4 | |
Scope | 5 |
Normative references | 6 |
Method principles and summary | 7 |
Method application | 9 |
Instruments | 10 |
Reagents and materials | 13 |
Establishment and preparation of the instrument system | 15 |
System verification and standardization | 16 |
Test procedure | 17 |
Quality control inspection | 19 |
Precision | 21 |
Appendix A Normative Correction of results when the oxygenated compound is in the gasoline sample | 23 |
Appendix B Informative Calculation of relative mass correction factors for each hydrocarbon component | 27 |
Informative Calculation of weighted relative density of each hydrocarbon component | 31 |
Häufige Begriffe und Wortgruppen
1-decene 1-hexene 1-octene accordance with formula alcohol compound analysis system analyzed antiknock agents aromatic hydrocarbon aromatics and benzene ASTM benzene content C7+ aromatics component calculated in accordance carbon number component chromatographic determination compound Relative compounds in gasoline control inspection sample different carbon numbers distillates and products Ethanol ether compound factor of total Flame ionization detector fraction of C7+ fraction of naphthenes fraction of olefins fraction of paraffins fraction of saturated fraction or mass gas chromatography GB/T hydrocarbon composition light petroleum distillates mass correction factor mass fraction mass response factor methane is calculated Methyl tert-butyl ether Methylcyclohexane MTBE naphthenes of different Naphthenic N Olefin Number of carbon olefin trap oxygenated compounds peak area fraction Polarity separation column produce peak quality control inspection relative mass correction relative to methane saturated hydrocarbon component shown in Figure shown in Table six-way valve switching valve system verification sample Toluene Trimethylbenzene typical volume fraction weighted relative density