In the present work,a novel analytical method was proposed for the determination of toluene diisocyanate(TDI)in syntheti......

用离子色谱法分析测定了土壤中的可溶性盐及水质矿化度，以干涸残渣作校对，与经典的化学法相对照。解决了土，水样品中含有ＮＯ＾－３，ＮＨ＾＋４时，化学法无法......