CAJ | 학술논문

本文采用微波消化法溶解样品，使用火焰原子吸收法连续测定中成药中的钾、钠、铜、铅、镉等元素。研究了微波消解的最佳条件，并用硝酸镧消除基体干扰。方法快速，简便，具有良好的精密度和准确度。相对标准偏差为1.7%—2.7%，回收率为92.4%—108.0%。
본문채용미파소화법용해양품，사용화염원자흡수법련속측정중성약중적갑、납、동、연、력등원소。연구료미파소해적최가조건，병용초산란소제기체간우。방법쾌속，간편，구유량호적정밀도화준학도。상대표준편차위1.7%—2.7%，회수솔위92.4%—108.0%。
Determination of K,Na,Cu,Pb,Cd in Chinese traditional medicines by microwave digestion-flame atomic absorption spectrometry was reported.The optimum condition of microwave digestion was studied,and La(NO3)3 was used as the matrix modifier.The method is rapid and simple,the precision and accuracy are satisfactory.The relative standard deviation is 1.7%—2.7% and the recovery is 92.4%—108.0%.