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Porphyrins and related compounds (metalloporphyrins, phthalocyanines, etc.), owing to their unique complexing properties, are used ever more frequently as membrane-active components in membranes of ion-selective electrodes. The work examines electrochemical properties of membranes containing tetraphenylporphyrins (TPP) of metals of group IIIB of the periodic table (Al, Ga, In, Tl) and solvents-plasticizers...
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