An organic compound, C10H7CH3, obtained from coal tar in two isomeric forms, one a liquid, the other a solid.
甲基苯一种有机合成物，c10h7ch3，从煤焦油中提取，有两种。
Solid non-silicon stabiliser EMP is a compound which is composed of many kinds of organic and inorganic complexes and of magnesium salt.
固体型双氧水非硅稳定剂emp系多种有机和无机络合物以及镁盐的复配物。
A method combining solid phase microextraction (SPME) with cryofocus technique was developed for the compound-specific carbon isotope analysis of volatile organic compounds in aqueous phase.
将固相微萃取（SPME）技术与冷阱富集系统相结合，对水体中痕量挥发性有机物进行了单体碳同位素分析，方法检测限较常规SPME提高了一个数量级。
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