研究了2-(2-喹啉偶氮)-1,3-二羟基苯(QADHB)与Mn2+的显色反应,在pH10的氯化铵-氨水缓冲介质中,于水包油型(O/W)微乳液存在下,QADHB与Mn2+反应生成3:1稳定络合物,λmax=560 nm,ε=8.38×104.在25 mL溶液中锰质量在0～20 μg内符合比尔定律,方法用于环境样品中锰含量的测定,结果令人满意.
参考文献
| [1] | 国家环保.水和废水监测分析方法[M].北京:中国环境科学出版社,1998:163. |
| [2] | 黄伟坤.食品分析与检验[M].北京:中国轻工业出版社,1989:231. |
| [3] | Qiufen Hu;Yang Guangyu;Zhangjie Huang;Jiayuan Yin .Spectrophotometric determination of silver with 2-(2-quinolylazo)-5-diethylaminoaniline[J].Talanta: The International Journal of Pure and Applied Analytical Chemistry,2002(3):467-473. |
| [4] | Guangyu Yang;Zhangjie Huang;Qiufen Hu;Jiayuan Yin .Study on the solid phase extraction of Co(II)-QADEAB chelate with C_(18) disk and its application to the determination of trace cobalt[J].Talanta: The International Journal of Pure and Applied Analytical Chemistry,2002(3):511-515. |
| [5] | Guangyu Yang;Qiufen Hu;Jihong Yang;Zhangjie Huang Jiayuan Yin .[J].Analytical and Bioanalytical Chemistry,2002,374(7-8):1325. |
| [6] | Qiufen Hu;Guanyu Yang;Jihong Yang;Jiayuan Yin .Study on determination of iron, cobalt, nickel, copper, zinc and manganese in drinking water by solid-phase extraction and RP-HPLC with 2-(2-quinolinylazo)-5-diethylaminophenol as precolumn derivatizing reagent[J].Journal of environmental monitoring: JEM,2002(6):956-959. |
| [7] | 陈江虹,胡秋芬,马莎,汤峨,尹家元.2-（2-喹啉偶氮）-1，5-苯二酚光度法测定铜的研究[J].光谱实验室,2001(03):339-341. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%