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Comparison of the present MWCNTs coated fiber with commercial SPME fibers was not made as different coating thickness and production methods for commercial fibers, and the present MWCNTs coated fiber can result in unfair conclusions as to the extraction efficiency of the coating materials themselves. ÔÚÏߵȣ¬Ð»Ð»À² |
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mmeiying1023
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2Â¥2008-12-11 08:43:49
han870702
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3Â¥2008-12-11 12:21:55













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