1. and Proceedings of the Congress of “Gas Quality-Specification and Measurement of Physical and Chemical Properties of Natural Gas”, Groningen, The Netherlands, 22-25 April 1986, Elsevier, Amsterdam, The Netherlands, 1986, p. 589.
2. Determination of sulfur components in natural gas: A review
3. International standard ISO 6326: “Natural gas - Determination of Sulphur Compounds”, Part 3: “Gas chromatographic method using a flame photometric detector for the determination of hydrogen sulphide, carbonyl sulphide and other sulphur-containing odorants”. International Organization for Standardization 1991, Geneva, Switzerland.
4. The Determination of Trace Mercaptans and Sulfides in Natural Gas by a Gas Chromatography-Flame Photometric Detector Technique
5. Monitoring of odorant components in British natural Gas