丙烯水合醚化反应中有副产物丙酮生成，而异丙醇单独进料时产物中没有发现丙酮的生成。
It was shown that there was by product acetone in the products of propene hydration etherification, while there existed no acetone in the products of isopropanol dehydration reaction.
实验结果表明只有丙酮在此波长处可与水形成质子化团簇。
The results showed that only acetone can formed protonated cluster ions.
研究了以乙酰丙酮法作为光化学敏感反应、以硅胶颗粒作为载体而制得的可视化荧光甲醛传感器，并研究了其对甲醛的响应性能。
We report here the fluorescent sensor system for formaldehyde visualization, consisting of Nash reagent as formaldehyde recognition element and silica gel beads as its carrier.
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