The extraction of heteropoly-compounds and its application in inorganic analysis

CONTENTS
I. Introduction 574
II. Brief historical review 575
III. General characteristics of the extraction of heteropoly-compounds 575
IV. Mechanism of the extraction of heteropoly-compounds 576
V. Chief factors influencing the extraction of heteropoly-compounds 577
VI. Analytical application of the extraction of heteropoly-compounds 580