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The aflatoxin B1, B2, G1, G2 in peanut were develop by LC-MS/MS. The mass spectrometer was operated in the positive ion mode using multiple reaction monitoring. The sample was extracted with methanol,...
固相萃取-高效液相色谱柱后衍生荧光检测花生中黄曲霉毒素B1,B2,G1和G2
高效液相色谱法 OASISHLB固相萃取柱 荧光检测 柱后衍生 黄曲霉毒素B1 B2 G1 G2 花生
2007/12/13
固相萃取-高效液相色谱柱后衍生荧光检测花生中黄曲霉毒素B1,B2,G1和G2。
针对冻结芯电子近似，在MP2/6-311G(d,p)级别上对G2、MP2/6-311G(d)和MP2/6-311G(d,p)级别上对G2(QCI)方法进一步考虑了芯电子相关能修正，尝试建立了G2(fu2)、G2(QCI/ful)和G2(QCI/fu2)方法。G2-l test set 的反应能量计算结果表明，这些方法进一步减小了经验修正量；G2(QCI/ful)和G2(QCI/fu2)也比G2(Q...