Profile: Fujian Risheng Chemical Co., Ltd. is a manufacturer of zeolite and molecular sieve powders. We are accredited with ISO 9001:2000 certification. Our products include additive detergent-zeolite 4A, zeolite molecular sieve powder 3A, 4A, 5A and 13X. Our 4A zeolite is a phosphate-free addition that substitutes for STPP as a detergent builder. Our zeolite molecular sieve powder is used in petrochemical, fine chemical and hollow glass industries.