1. Natural Gas—Determination of Composition with Defined Uncertainty by Gas Chromatography: Part 1. Guidelines for Tailored Analysis;Draft ISO/DIS 6974,1995
2. Natural Gas—Determination of Composition with Defined Uncertainty by Gas Chromatography: Part 2. Measuring System Characteristics and Statistics for Data Treatment;Draft ISO/DIS 6974,1995
3. Natural Gas—Determination of Composition with Defined Uncertainty by Gas Chromatography: Part 3. Determination of Hydrogen, Helium, Inert Gases and Hydrocarbons up to C8;Draft ISO/DIS 6974,1995
4. Natural Gas—Determination of Composition with Defined Uncertainty by Gas Chromatography: Part 4. Determination of Nitrogen, Carbon Dioxide and Hydrocarbons (C1 up to C5 and C6+) for a Laboratory and On-Line Measuring System;Draft ISO/DIS 6974,1995
5. Natural Gas—Determination of Composition with Defined Uncertainty by Gas Chromatography: Part 5. Determination of Nitrogen, Carbon Dioxide and Hydrocarbons (C1 up to C5 and C6+) for a Laboratory and On-Line Process Application;Draft ISO/DIS 6974,1995