以壳寡糖为诱导物处理烟草植株,利用高效液相色谱 电化学(库仑电极)阵列检测技术检测不同处理时间植物体内内源激素的变化情况及其他小分子物质的差异显示。所用色谱柱为HypersilBDSC18柱(4.6mmi d ×200mm,5μm),八通道电化学阵列...以壳寡糖为诱导物处理烟草植株,利用高效液相色谱 电化学(库仑电极)阵列检测技术检测不同处理时间植物体内内源激素的变化情况及其他小分子物质的差异显示。所用色谱柱为HypersilBDSC18柱(4.6mmi d ×200mm,5μm),八通道电化学阵列检测器(八个电极)的检测电势依次为-200,300,400,500,600,700,800,850mV。结果表明,茉莉酸(JA)和赤霉酸(GA)含量在用壳寡糖处理6h时达到高峰,吲哚乙酸(IAA)含量在处理8h时达到高峰。处理后烟草植株产生的其他一些未知的小分子物质尚有待定性和进一步考察其变化规律。展开更多
This study was about the effect of pH and small molecule organic compound on the phase behavior of SDS/CTAB/H 2O mixture.The ATPS regions and LC regions were mainly discussed.It was shown that when the pH of the syste...This study was about the effect of pH and small molecule organic compound on the phase behavior of SDS/CTAB/H 2O mixture.The ATPS regions and LC regions were mainly discussed.It was shown that when the pH of the system was not neutral LC regions enlarged but ATPS regions reduced.In the condition of strong acid,the ATPS a region in which anionic surfactant in excess would extend to the SDS-H 2O axis of the pseudo phase diagram of SDS/CTAB/H 2O system.Small molecule organic compound that was not ionized in aqueous solution combined with water in the form of hydrogen bond.For this reason,the hydration of surfactant decrease and cationic surfactant and anionic surfactant integrate to form precipitate.So the surfactant-rich phase of ATPS showed milky white and the polarizing appearance was not clear.展开更多
文摘以壳寡糖为诱导物处理烟草植株,利用高效液相色谱 电化学(库仑电极)阵列检测技术检测不同处理时间植物体内内源激素的变化情况及其他小分子物质的差异显示。所用色谱柱为HypersilBDSC18柱(4.6mmi d ×200mm,5μm),八通道电化学阵列检测器(八个电极)的检测电势依次为-200,300,400,500,600,700,800,850mV。结果表明,茉莉酸(JA)和赤霉酸(GA)含量在用壳寡糖处理6h时达到高峰,吲哚乙酸(IAA)含量在处理8h时达到高峰。处理后烟草植株产生的其他一些未知的小分子物质尚有待定性和进一步考察其变化规律。
文摘This study was about the effect of pH and small molecule organic compound on the phase behavior of SDS/CTAB/H 2O mixture.The ATPS regions and LC regions were mainly discussed.It was shown that when the pH of the system was not neutral LC regions enlarged but ATPS regions reduced.In the condition of strong acid,the ATPS a region in which anionic surfactant in excess would extend to the SDS-H 2O axis of the pseudo phase diagram of SDS/CTAB/H 2O system.Small molecule organic compound that was not ionized in aqueous solution combined with water in the form of hydrogen bond.For this reason,the hydration of surfactant decrease and cationic surfactant and anionic surfactant integrate to form precipitate.So the surfactant-rich phase of ATPS showed milky white and the polarizing appearance was not clear.
