ASTM-D4424 › Historical Revision Information
Standard Test Method for Butylene Analysis by Gas Chromatography
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1.1 This test method covers the gas chromatographic analysis of commercial butylenes, butylene concentrates, and butane-butylene mixtures.
1.2 This test method does not cover high-purity butene-1 or high-purity isobutene streams, or both. However, it is possible that one or more columns listed in Appendix
1.3 This test method is designed to cover the components listed below at about 0.05% or greater. It is not intended for trace hydrocarbon analysis. Components to be determined are: propane, propylene, isobutane, n-butane, butene-1, isobutene, trans -butene-2, cis -butene-2, 1,3-butadiene, isopentane, n-pentane.
1.4 The values stated in S1units are to be regarded as the standard. The values stated in inch-pound units are for information only.
1.5 This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific warning statements, see 5.3.1.
butylene; c1-c4 hydrocarbons; gas chromatography; ICS Number Code 71.080.10 (Aliphatic hydrocarbons)
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Oct. 26, 1984