Interferences and methods of elimination of some commonly co - existing ions ( e . g. S 2 -, Ag +, Hg 2 + etc ) were tested.

试验了常见离子如S2 - 、 Ag+ 、 Hg2 +等的干扰及其消除方法.

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With this method the interference of co - existing benzene, toluene and xylene can be eliminated.

废气中与正己烷共存的苯 、 甲苯、二甲苯在该方法下不干扰测定.

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