Incorporating potassium dichromate and alcohol into the aniline at various stages of the experimental process, he finally produced a deep purple solution.
在实验过程的不同阶段，他将重铬酸钾和酒精加入苯胺中，最终得到了深紫色的溶液。
Incorporating potassium dichromate and alcohol into the aniline at various stages of the experimental process, he finally produced a deep purple solution.
在实验过程的不同阶段，他将重铬酸钾和酒精加入苯胺中，最终得到了深紫色的溶液。
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