Acids; ammonium salts; ethers; surface-active chemical agents; silica gel; textile-waterproofing chemicals; glue for industrial purposes; compositions for repairing tires tyres; adhesive preparations for surgical bandages; petroleum dispersants; degreasing preparations for use in manufacturing processes; disincrustants; detergents for use in manufacturing processes; preparations for preventing the tarnishing of glass; emulsifiers; galvanizing baths; galvanizing preparations; industrial chemic...