86470923
Dec 4, 2014
Ion Exchange Resin Used in the Process of Water Purification and Demineralization; Ion-exchange resins; ion-exchange resin membranes; Granulated filter material, namely, quartz sand and gravel and carbon-based filter media; Ceramic particles for use as filter media for general commercial use in the purification of air and drinking water, and for the general and industrial use in the purification of air and industrial fluids
Chemicals