Experimental results show that the most of analytic signals are enhanced when the concentration of 2-propanol medium is lower than 100mmolL-1 , especially the element with more than 9eV ionize energy.

• 结果表明:低浓度的异丙醇基体对大多数元素具有增敏作用,尤其是对第一电离能大于9电子伏特的元素具有显著的增强效应;