化学分析计量
化學分析計量
화학분석계량
CHEMICAL ANALYSIS AND METERAGE
2014年
3期
68-70
,共3页
空心阴极灯%原子吸收分光光度计%一灯多用
空心陰極燈%原子吸收分光光度計%一燈多用
공심음겁등%원자흡수분광광도계%일등다용
hollow cathode lamp%atomic absorption spectrophotometer%one lamp for multiple use
利用原子吸收分光光度法分别用钾空心阴极灯测钠、锌空心阴极灯测铜,标准曲线线性良好,相关系数均在0.999以上。钾灯测量钠质控样结果为0.747 mg/L,在质控样标称值范围(0.712±0.049) mg/L之内。锌灯测量铜质控样结果为1.23 mg/L,在质控样标称值范围(1.19±0.05) mg/L之内。钾灯测钠的相对标准偏差为0.47%(n=6),加标回收率为99.8%。锌灯测铜的相对标准偏差为0.53%(n=6),加标回收率为103%。一灯多用在环境监测工作中是可行的。
利用原子吸收分光光度法分彆用鉀空心陰極燈測鈉、鋅空心陰極燈測銅,標準麯線線性良好,相關繫數均在0.999以上。鉀燈測量鈉質控樣結果為0.747 mg/L,在質控樣標稱值範圍(0.712±0.049) mg/L之內。鋅燈測量銅質控樣結果為1.23 mg/L,在質控樣標稱值範圍(1.19±0.05) mg/L之內。鉀燈測鈉的相對標準偏差為0.47%(n=6),加標迴收率為99.8%。鋅燈測銅的相對標準偏差為0.53%(n=6),加標迴收率為103%。一燈多用在環境鑑測工作中是可行的。
이용원자흡수분광광도법분별용갑공심음겁등측납、자공심음겁등측동,표준곡선선성량호,상관계수균재0.999이상。갑등측량납질공양결과위0.747 mg/L,재질공양표칭치범위(0.712±0.049) mg/L지내。자등측량동질공양결과위1.23 mg/L,재질공양표칭치범위(1.19±0.05) mg/L지내。갑등측납적상대표준편차위0.47%(n=6),가표회수솔위99.8%。자등측동적상대표준편차위0.53%(n=6),가표회수솔위103%。일등다용재배경감측공작중시가행적。
It was studied that potassium hollow cathode lamp was used to measure sodium and zinc hollow cathode lamp was used to measure copper. Potassium lamp was used to measure sodium quality control sample with the result of 0.747 mg/L, which complied with the quality control sample results range of (0.712±0.049) mg/L. The result of zinc lamp to measure copper quality control sample was 1.23 mg/L, which complied with the quality control sample results range of (1.19±0.05) mg/L. Test RSD for potassium lamp to measure sodium was 0.47%(n=6), and the recovery of standard ad-dition was 99.8%. Test RSD for zinc lamp to measure copper was 0.53%(n=6), and the recovery of standard addition was 103%. It is feasible to use one lamp to measur more than one element in environmental monitoring.