应用化工
應用化工
응용화공
APPLIED CHEMICAL INDUSTRY
2011年
8期
1469-1471
,共3页
欧阳玉祝%旷超阳%田守飞%张辞海
歐暘玉祝%曠超暘%田守飛%張辭海
구양옥축%광초양%전수비%장사해
连翘%原子吸收分光光度法%重金属
連翹%原子吸收分光光度法%重金屬
련교%원자흡수분광광도법%중금속
以连翘为原料,用火焰原子吸收分光光度法测定了连翘提取液中铅、铬、镉、铜、锌含量.实验结果表明,连翘中铅、铬、镉、铜、锌含量依次为0.78,0.55,0.09,13.31,38.86μg/g,平均加标回收率为99.72%,97.02%,98.50%,99.81%,99.51%.精密度和重复性分析的RSD分别为3.47%,2.83%,4.21%,1.03%,0.52%和1.26%,1.77%,4.07%,0.19%,0.10%.
以連翹為原料,用火燄原子吸收分光光度法測定瞭連翹提取液中鉛、鉻、鎘、銅、鋅含量.實驗結果錶明,連翹中鉛、鉻、鎘、銅、鋅含量依次為0.78,0.55,0.09,13.31,38.86μg/g,平均加標迴收率為99.72%,97.02%,98.50%,99.81%,99.51%.精密度和重複性分析的RSD分彆為3.47%,2.83%,4.21%,1.03%,0.52%和1.26%,1.77%,4.07%,0.19%,0.10%.
이련교위원료,용화염원자흡수분광광도법측정료련교제취액중연、락、력、동、자함량.실험결과표명,련교중연、락、력、동、자함량의차위0.78,0.55,0.09,13.31,38.86μg/g,평균가표회수솔위99.72%,97.02%,98.50%,99.81%,99.51%.정밀도화중복성분석적RSD분별위3.47%,2.83%,4.21%,1.03%,0.52%화1.26%,1.77%,4.07%,0.19%,0.10%.