[化] 咖啡因,甲基可可碱;
Theobromine, caffeine and Theophylline are the derivatives of methyl xanthine. Their room temperature phosphorescence spectra were studied by china made filter paper as solid substrate.
以滤纸为基质,详细讨论了3种黄嘌呤甲基衍生物可可碱、咖啡因、茶碱的固体基质室温磷光光谱特性。
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