Pd-amalgam in dichloromethane Electrolysis; electrochemical oxidation at a dropping amalgam electrode (ca. 0.5nm) (adding Pb to Hg), 0.2 M soln. of (NBu4)BF4 (purged with solvent-satd. argon), 22.+-.1°C, reference electrode: Ag/AgCl (CH2Cl2 satd. with LiCl, containing 0.1M (NBu4)ClO4); detection by dropping amalgam electrode and cyclic voltammetry;

in water Electrolysis; in soln. obtained;;

tetrafluoroboric acid in water Electrolysis; electrochemical deposition inside polycarbonate membrane (aq. electrolyte: 40.4 g/l Pb(BF4)2, 33.6 g/l HBF4, and 15 g/l H3BO3), counter electrode: carbon plate, V = -0.5 V vs. Ag/AgCl; membrane matrix dissolved in chloroform at 60°C with stirring at 200 rpm for 30 min; XRD;

zinc in water

tetrafluoroboric acid; boric acid in hydrogen fluoride Electrolysis; electrolyte: Pb(BF4)2, HBF4, H3BO3, joiner's glue, and TeO2 dissolved inHF; Pt coated with Pb, Te and Pb-Te as catode, Pt plate as anode; depos ition potential -0.15 and -0.2 V;

in water