https://www.laiko.net/molecular-sieve-zeolite/ Leading Molecular Sieve/Zeolite Manufacturer Molecular Sieve is an alkali aluminosilicate, the common effective pore are 3A, 4A, 5A, 13X. Molecular Sieve is widely used as an industrial desiccant for air drying, chemical gas and liquid drying, oil drying.All Rights Reserved