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Standard Test Method for Butadiene Dimer and Styrene in Butadiene Concentrates by Gas Chromatography
Přeložit název
NORMA vydána dne 1.12.2019
Označení normy: ASTM D2426-19
Poznámka: NEPLATNÁ
Datum vydání normy: 1.12.2019
Kód zboží: NS-980231
Počet stran: 3
Přibližná hmotnost: 9 g (0.02 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Keywords:
butadiene concentrate, butadiene dimer, gas chromatography, styrene ,, ICS Number Code 71.080.10 (Aliphatic hydrocarbons)
Significance and Use | ||||||
4.1 Butadiene dimer and styrene may be present as impurities in commercial butadiene. This test method is suitable for use in internal quality control and in establishing product specifications. |
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1. Scope | ||||||
1.1 This test method covers the determination of butadiene dimer (4-vinylcyclohexene-1) and styrene in butadiene concentrates, both recycle and specification grade. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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2. Referenced Documents | ||||||
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