【摘要】 用岛津AA 6800原子吸收分光光度计按国标法测定土壤中的Pb、Cd,探讨基体背景及试剂对测定的干扰。提出选择灰化温度和添加空白消煮液到标准曲线溶液,可消除高空白和基体的干扰。更多还原

【Abstract】 The matrix interference in the determination of Cd and Pb in soil based on National Standard method (GB/T 171411997) was discussed. Proper ashing temperature and addition of blank digested solution to standard solution are crucial to eliminate the matrix interference.更多还原