aniline colorimetric method
... 苯胺染料 aniline dyes 苯胺比色法 aniline colorimetric method 苯胺盐酸盐 aniline hydrochloride ...
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目的比较了比色法、薄层色谱法、高效液相色谱法测定甲芬那酸中2,3 -二甲基苯胺杂质的方法，并建立了毛细管气相色谱法控制甲芬那酸中2,3 -二甲基苯胺的杂质限量。
Objective To compare colorimetry, TLC, HPLC, and establish a method for the limited control of 2, 3-dimethylaniline in mefenamic acid by GC with capillary column.
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