The adsorbent of precious metals and the method of adsorption extraction of precious metals

摘要

The present invention relates to an adsorption method for extracting a precious metal and precious metal adsorbent . ; is a noble metal sorbent of this invention is composed of di- thiazol big tetramine of the following structural formula . ; The adsorption method for extracting a precious metal of the invention is characterized in that the adsorption conditions of temperature and pH 1-14 0-100 45-120 minutes with di- thiazol big tetramine .