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。
2
A study of the chemical changes of phospholipid in crude and fried Semen Dolichos Lablab was carried out by molybdenum blue colorimetry and TLC scanning.