205957 Prepared binders for foundry moulds or cores/ chemical products

20595720 Prepared binders for foundry moulds or cores 20595730 Naphthenic acids, their water-insoluble salts and their esters 20595740 Non-agglomerated metal carbides mixed together or with metallic binders 20595750 Prepared additives for cements, mortars or concretes 20595770 Sorbitol (excluding D-glucitol)