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利用带有喷雾-传送带接口的液相色谱-质谱联用仪分析了4,4′庚基联苯腈中的杂质。鉴定了其中的三种杂质,并对实验结果进行了讨论。
Impurities in 4,4’heptylbiphenyl nitrile were analyzed using liquid chromatography-mass spectrometry with a spray-conveyor interface. Three of the impurities were identified and the experimental results were discussed.