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sulphoxide n.【化學】亞砜。

sulphur

Methods of test for petroleum and its products - determination of polycyclic aromatics in unused lubricating base oils and asphaltene free petroleum fractions - dimethyl sulphoxide extraction refractive index method 石油和石油產品試驗方法.第102部分:未用的潤滑基油和不含瀝青烯的石油餾分物中多環芳香族環烴的測定.二甲硫析取物折射指數法

Petroleum products and lubricants . determination of polycyclic aromatics in unused lubricating base oils . dimethyl sulphoxide extraction refractive index method 石油產品和潤滑劑.未用的潤滑基油的多環芳香劑的測定.二甲基亞砜萃取折光指數法