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报道了用电动势法测定ＺｎＣｌ２溶液活度系数的原理和方法，该法安全和重现性好．同时介绍了锌电极和Ａｇ／ＡｇＣｌ电极的制备方法．
The principle and method for determining the activity coefficient of ZnCl2 solution by electromotive force method are reported. The method is safe and reproducible. At the same time, the preparation of zinc electrode and Ag / AgCl electrode are introduced.