Chemical products for commercial purposes, namely chemical chemical means for dry and wet gas purification; auxiliary mass and glue for foundry purposes, in particular exothermic products, shrinkage protective mass and glue for foundry purposes, sponginess preventive means core oils, core binders, chemical fire proof masses in liquid, paste, pulverized or granulated form, but not including detergents and substances in the nature of detergents for use in industrial and manufacturing processes.