The results showed that the purity of 6 chloro 2 nitrotoluene was over 96% by two tower distillation.

实验结果表明，通过双塔精馏，可获得纯度大于96%的6氯2硝基甲苯目标产品。

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The results showed that the purity of 6 chloro 2 nitrotoluene was over 96% by two tower distillation.

实验结果表明，通过双塔精馏，可获得纯度大于96%的6氯2硝基甲苯目标产品。

youdao