1·The mechanism of yellow phosphorus induced oxidation of phenol in water has been tested with the products analyzed by GC and GC/MS after derivatization to study the reaction pathway.
运用衍生化气相色谱法和GC／MS对黄磷诱发氧化水中苯酚的降解产物进行了定性、定量分析，并初步探讨了反应机理。
2·Biogenic amines during the fermentation of natto was detected by HPLC, using precolumn derivatization with DNS-Cl.
研究通过丹磺酰氯柱前衍生，用HPLC对纳豆发酵过程中的生物胺进行检测。
3·The fragmentation pathway of raddeanin A was studied by electrospray ionization mass spectrometry(ESI-MS/MS) together with chemical derivatization.
以化学衍生结合电喷雾电离质谱（ESI-MS/MS）法研究银莲花素A的质谱裂解方式。
4·A method for the enantioseparation of 2, 5-hexanediol by capillary gas chromatography with precolumn derivatization was proposed.
建立柱前衍生化-毛细管气相色谱法分离2,5 -己二醇对映体的方法。
5·Degradation dynamics and final residues of hymexazol in Polygonum capitatum Buch were estimated by GC-FPD with pre-column derivatization.
采用柱前衍生气相色谱法测定广枯灵中恶霉灵在中药材头花蓼上的残留消解动态和最终残留量。