研究了非离子表面活性剂对结晶紫-硅钼杂多酸显色反应的影响。
In this paper, the effect of non-ionic surfactant on the decoloration of crystal violet silicomolybdate complex is investigated.
方法：采用氨基酸的游离氨基与水合茚三酮产生显色反应，在一定范围内，其颜色的深浅与氨基酸的含量成正比。
Methods: color reaction of free amino acids with ninhydrin was adopted, since, in certain extent, the color depth is correlated with the amino acid content.
选用变色酸分光光度法测定大气中甲醇，显色温度与显色时间有着一定的线性关系。
We determine carbinol in air with Chromotropic acid spectrophotometry, and found developing temperature and developing time exist certain linear relation.
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