A NEW CHEMICAL MODEL OF TRACE-ELEMENTS PARTITIONED ON CLAY MINERALS IN SEAWATER

被引:1
|
作者
孙铭一
张正斌
刘莲生
机构
[1] Qingdao
[2] Institute of Oceanology
[3] Shandong College of Oceanology
[4] Academia Sinica
关键词
Pb; A NEW CHEMICAL MODEL OF TRACE-ELEMENTS PARTITIONED ON CLAY MINERALS IN SEAWATER;
D O I
暂无
中图分类号
学科分类号
摘要
This article studies the interactions of trace-elements in seawater with clay minerals and presents a chemical model-the main action of cation exchange in lower concentration of Pb and the main action of surface precipitation in higher concentration of Pb. Two actions are proved by the pH effect and the temperature effect of the interaction respectively. Applying Toth equation describing gas-solid adsorption to our experimental systems, we have established the isothermal formulae for liquid-solid systems. The theory curves agree with the measuring results.
引用
收藏
页码:42 / 51
页数:10
相关论文
共 50 条
  • [41] PHOTOELECTRON SPECTROSCOPY FOR IDENTIFICATION OF CHEMICAL STATES OF TRACE-ELEMENTS
    NOVAKOV, T
    AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL, 1972, 33 (02): : 26 - &
  • [42] REMOVAL OF TRACE-ELEMENTS DURING CHEMICAL CLEANING OF COAL
    NORTON, GA
    ARAGHI, H
    MARKUSZEWSKI, R
    ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1985, 189 (APR-): : 54 - FUEL
  • [43] TRACE-ELEMENTS IN MEDICINE - SPECIATION - THE NEW FRONTIER
    CORNELIS, R
    BORGUET, F
    DEKIMPE, J
    ANALYTICA CHIMICA ACTA, 1993, 283 (01) : 183 - 189
  • [44] NEW ESSENTIAL TRACE-ELEMENTS FOR THE LIFE SCIENCES
    NIELSEN, FH
    BIOLOGICAL TRACE ELEMENT RESEARCH, 1990, 26-7 : 599 - 611
  • [45] TRACE-ELEMENTS IN CRETACEOUS-TERTIARY BOUNDARY CLAY AT GUBBIO, ITALY
    EBIHARA, M
    MIURA, T
    METEORITICS, 1992, 27 (03): : 217 - 217
  • [46] DETERMINATION OF TRACE-ELEMENTS IN SEAWATER BY NEUTRON-ACTIVATION ANALYSIS AND ELECTROCHEMICAL SEPARATION
    JORSTAD, K
    SALBU, B
    ANALYTICAL CHEMISTRY, 1980, 52 (04) : 672 - 676
  • [47] SEPARATION OF COLLECTORS USED AS COPRECIPITANTS OF TRACE-ELEMENTS IN SEAWATER BY ADSORPTION COLLOID FLOTATION
    MATSUZAKI, C
    ZEITLIN, H
    SEPARATION SCIENCE, 1973, 8 (02): : 185 - 192
  • [48] NUTRITIONAL ASPECTS OF YOGURT .2. BIOAVAILABILITY OF ESSENTIAL MINERALS AND TRACE-ELEMENTS
    SCHAAFSMA, G
    DEKKER, PR
    DEWAARD, H
    NETHERLANDS MILK AND DAIRY JOURNAL, 1988, 42 (02): : 135 - 146
  • [49] DISTRIBUTION OF TRACE-ELEMENTS IN COAL MACERALS AND MINERALS - DETERMINATION BY ELECTRON-MICROPROBE
    MINKIN, JA
    CHAO, ECT
    THOMPSON, CL
    ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1979, (APR): : 50 - 50
  • [50] Editorial for Special Issue "Distribution of Major- and Trace-Elements in Igneous Minerals"
    Molina, Jose F.
    MINERALS, 2021, 11 (09)