灰米奇 2010/04/28
ISO 7270-2-2005 橡胶.热解[url=https://insevent.instrument.com.cn/t/Mp][color=#3333ff]气相色谱[/color][/url]分析法.第2部分:苯乙烯/丁二烯/异戊二烯比率的测定 Rubber - Analysis by pyrolytic gas-chromatographic methods - Part 2: Determination of styrene/butadiene/isoprene ratio