Bimetal chelates are prepared from a solution formed by adding to a solvent one or more polyfunctional acids with basic salts of two or more coordination elements listed in Groups IIIA to VIIIA, Groups IB to IIIB, of periods 4 and 5 and aluminum in Group IIIB, period 3 of The Periodic Table of the Elements and recovering the chelate. Such chelates can be used to formulate useful products.