Method for purification of the cooling water used in nuclear reactors

摘要

A method of purifying cooling water used in nuclear reactors, which comprises contacting said cooling water with a hydrotalcite compound of the following formula M1-x2+Mx3+(OH)2Ax/nn-. mH2O (1) wherein M2+ represents a divalent metal cation, M3+ represents a trivalent metal cation, An- represents an anion having a valence of n, and x and m satisfy the following expressions 0