车间空气中对硝基苯胺的比色测定法广东省职业病防治院（广州市怡乐路，５１０２６０）杨晓忠目前，空气中对硝基苯胺的测定方法，有气相色谱法、液相色谱法，而比色法国内尚未报道。为了方便基层无色谱仪器的情况下，能顺利开展本项工作。本文参考有关资料［１］，选用盐... Determination of para-nitroaniline in the air of the workshop Guangdong Provincial Occupational Disease Prevention and Control Center (Yilu Road, Guangzhou 510260) Yang Xiaozhong At present, the determination of para-nitroaniline in the air is carried out by gas chromatography and liquid chromatography Colorimetry has not been reported in the country. In order to facilitate the absence of chromatography at the grassroots level, this work can be successfully carried out. This reference to the relevant information [1], selection of salt ...