兑水 发表于 2009-10-2 10:21:04

ASTM D 2426-1993 气相色谱法测定丁二烯浓缩物中丁二烯二聚物...

D2426-93(1998) Standard Test Method for Butadiene Dimer and Styrene in Butadiene Concentrates by Gas Chromatography
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