1. ASTM D1717–65 Analysis of commercial butane-butene mixtures and isobutylene by gas chromatography
2. ASTM D1945–81. Analysis of natural gas by gas chromatography. Both above in Annual Book of ASTM Standards. American Society for Testing and Materials, Philadelphia.
3. BS 1756 Methods for the sampling and analysis of flue gases. Part 4 : 1977 Miscellaneous analyses.
4. 1958 Codes for the continuous sampling and automatic analysis of flue gases. Indicators and recorders.
5. 1969 Glossary of Terms Relating to Gas Chromatography.