Quantitative determination of tetranitro-pentaerythritol(PETN) was exploded by using HPLC-ESI MS.PETN was separated on the C18 column through reversed-phase high performance liquid chromatography with methanol-water(...Quantitative determination of tetranitro-pentaerythritol(PETN) was exploded by using HPLC-ESI MS.PETN was separated on the C18 column through reversed-phase high performance liquid chromatography with methanol-water(70 ∶30,by volume) as the mobile phase at a flow rate of 0.2 mL/min.Ultraviolet detection was performed at 225 nm.The base peak of PETN was adduct ion,[M-H+NO3]-.The calibration curve showed a linear range from 1.25 to 200 mg/L with correlation coefficient of 0.999 2.The limit of detection was 0.1 mg/L.The relative standard deviations(RSD) were 1.98%.The recoveries of PETN were range of 98%-100%.展开更多
文摘Quantitative determination of tetranitro-pentaerythritol(PETN) was exploded by using HPLC-ESI MS.PETN was separated on the C18 column through reversed-phase high performance liquid chromatography with methanol-water(70 ∶30,by volume) as the mobile phase at a flow rate of 0.2 mL/min.Ultraviolet detection was performed at 225 nm.The base peak of PETN was adduct ion,[M-H+NO3]-.The calibration curve showed a linear range from 1.25 to 200 mg/L with correlation coefficient of 0.999 2.The limit of detection was 0.1 mg/L.The relative standard deviations(RSD) were 1.98%.The recoveries of PETN were range of 98%-100%.
