After chemicalassay, we have known the composition of the ore.
经过化学分析，我们知道了矿石的构成。
2
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。
3
Mehtods The methods of chemical identification, spectral analysis and colorimetry were used to assay the chemical components and extracts of Rhinacanthus Nasutus.