chemical assay 化学检测法
chemical indicator assay 化学指示剂测试
chemical luminescence immune assay 化学发光免疫分析
After chemical assay, we have known the composition of the ore.
经过化学分析，我们知道了矿石的构成。
Objective: To assay the chemical active compositions of HangJinju decoctions.
目的：分析中药黄金菊汤剂的化学药效组分。
Mehtods The methods of chemical identification, spectral analysis and colorimetry were used to assay the chemical components and extracts of Rhinacanthus Nasutus.
方法采用化学鉴别、光谱分析及比色法等方法，对白鹤灵芝的化学成分进行分析及浸出物含量测定。
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