About MAO X
About Inst. Chemistry, Academia Sinica, CHN
About XU G
About Inst. Chemistry, Academia Sinica, CHN
About Fenxi Huaxue
About NMR
About standard substance
About magnetic saturation
About offset
About rotational spectrum
About measurement accuracy
About absorption band
About quantitative analysis(analytical chemistry)
About trace analysis
About trace constituent
About Other phsical analysis
About NMR in general
About NMR
About 定量分析
About 標準