Collect. Czech. Chem. Commun. 1980, 45, 3332-3337

Determination of trace amounts of cobalt by homogeneous isotope exchange in an organic phase

Václav Jiránek

Resarch Institute of Food Industry, 150 38 Prague 5


A new radiochemical method for determining trace amounts of cobalt has been worked out. It is based on a homogeneous isotope exchange between cobalt(III) diethyldithiocarbamate and cobalt(III) caprate in an organic phase. The method, tested in the range 0.005-8 μg Co, has proved to be selective.