Chemicals for use in industry and science; chemical substances for preserving foodstuffs; Crystalline aluminium silicate adsorbents; Crystalline aluminium silicate adsorbents as molecular sieves; Silica gels; Chemical preparations, namely chromatography gels; deuterated chemical products, namely, chemicals for industrial and scientific purposes; Chemical solvents for nuclear magnetic resonance analysis

Crystalline adsorbents in the nature of molecular sieves, particularly for use in applications, namely, catalysts and catalyst carriers, drying, filtration, separation and purification in the petrochemical industry, in the natural gas and insulating glass industries

Crystalline Adsorbents Used as Molecular Sieves, Desicants, Filtering, Separating and Purification Agents in the Petrochemical, Chemical and Insulated Glass Industries