JZ-512H is Calcium sodium aluminosilicate, which could absorb molecules whose diameter is not more than 5 angstroms. It can be applied in PSA hydrogen purification, carbon monoxide refining, and separation of normal paraffin from isoparaffin. The product as a desiccant cannot be exposed to the open air and should be stored in dry condition with an air-proof package. We are a Molecular Sieve factory offering H2 PSA Molecular sieve for you.