Composition #1: Ye, Qing., Deng, Chunhui. Determination of Camphor and Borneol in Traditional Chinese Medicines by Microwave-assisted Extraction and Gas Chromatography with Flame Ionization Detector. ANALYTICAL LETTERS, 2008, vol. 41, no. 13, p. 2387–2401. DOI: 10.1080/00032710802350583.
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