The “Precious Metal Compounds and Catalysts” catalog from !%Alfa Aesar%!, a Johnson Matthey Company, presents a full range of precious metal (platinum, palladium, rhodium, iridium, ruthenium, gold, silver and osmium) chemicals and catalysts. The 80-page publication includes an introduction that discusses advantages, disadvantages and reaction types associated with supported, unsupported and homogeneous catalysts and catalysis. It lists the full range of high-purity Johnson Matthey heterogeneous and homogeneous catalysts, as well as three new catalyst kits.