应用化学 ›› 1995, Vol. 0 ›› Issue (3): 107-108.

• 研究论文 • 上一篇    下一篇

磷钼酸四氢三铵的制备及其交换性能

臧二乐1, 梁树权2   

  1. 1. 北京农业大学应用化学系, 北京 100094;
    2. 中国院学院化学研究所, 北京
  • 收稿日期:1994-08-15 修回日期:1994-11-16 出版日期:1995-06-10 发布日期:1995-06-10

Preparation and Ion Exchange Property of AHMP

Zang Erle1, Liang Shuquan2   

  1. 1. Departmmit of Applied Chemistry, Beijing Agricultural University, Beijing 100094;
    2. Institute of Chemistry, Chinese Academy of Sciences, Beijing
  • Received:1994-08-15 Revised:1994-11-16 Published:1995-06-10 Online:1995-06-10

摘要: 通式为MnXY12O40·pH2O(其中M为一价阳离子;X为P、As、Si、Ge或B;Y为Mo、W或V)的杂多酸盐是一类选择分离一价阳离子的无机离子交换剂,如磷铝酸钱(AMP)曾广泛用于选择分离碱金属、银和铊离子.其优点是制备简便,耐高温和选择性高,但交换容量较小.AMP有不同形式的还原态,这些还原态含较多的可交换阳离子,本文对其中比较稳定的还原态磷钥酸四氢三按(AHMP)的制备和交换性能进行了研究,并探索其应用的可能性.

关键词: 磷钼酸四氢三铵, 制备, 离子交换性能

Abstract: A practical method for preparation of triammonium tetrahydrogen molybdophos-phate(AHMP)is proposed by reacting Na3P(S) O3 with ammonium molybdate.The ex-change capacity of AHMP for Li+, Na+,K+, Rb+, Cs+, and Ag+ has been evaluated.

Key words: triammonium tetrahydrogen molybdophosphate, preparation, ion exchange prop-erty