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Gold complexes mobilization

These thiolate exchange reactions are thought to lead to incorporation of gold(I) to thiolate functions in proteins and enzymes, and thence to interfere with the inflammatory process. Thiols such as 2,3-dimercaptopropanol (BAL), iV-acetylcysteine and penicillamine have also been used in the treatment of gold toxicity. Protein-bound gold is mobilized by complexation to the added thiol and can then be excreted.250,273... [Pg.877]

The presence of trace iron contaminants in gold plating baths can cause brittle deposits. Fe(CN)4 and Fe(CN)6 were reported to be separated by anion chromatography [14]. These complexes are multivalent and difficult to elute. Small amounts of Na2C03 added to the mobile phase sharpened the peaks. [Pg.233]

Gold cyanide complexes are important in gold-plating baths. As the Au(Ill) bath content increases, the plating efficiency is decreased. Mobile-phase ion chromatography can be used to determine total gold as well as Au(CN)2 and Au(CN)4 [35-37]. An anion-exchange method was also reported [39]. Conductivity or UV detection can be used. [Pg.238]


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Complexes gold

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