c/ Pisuerga, 38 - Pol. Ind. Santa Margarita TERRASSA (BCN) |08223 Spain

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AUXIAQUA is a specialized division for water treatment. We are part of AUXICOLOR, S.A.–CROMOGENIA-UNITS group-, manufacturer of chemical products and specialties for textile industry. We are located in Terrassa, at 20 km from Barcelona, and we occupied an area of 4,000 m2, where we produce and commercialize a wide range of products. Since 1993, we have been in water treatment industry, working with professionals, developing specific products and distributing different kind of membranes, pressure vessels, activated carbon, ion exchange resins … and especially reverse osmosis membranes from HYDRANAUTICS, which AUXIAQUA is authorized distributor.



The continuous electrodeionization (CEDI) is the latest generation ion exchange technology. The electrodeionization is used for final refinement of the quality of water to obtain ultrapure water for pharmaceutical, power generation, microelectronics and food industry.


Nanofiltration is a process of filtration in the range between  reverse osmosis and ultrafiltration that uses semi-permeable membranes with a pore size of about 0.001micras, rejecting organic molecules with molecular weight greater than 200 Daltons. Differentiating characteristic of the reverse osmosis process, the monovalent ions are rejected by 30% and 60%, and divalent between 90% and 98%. This difference in rejection can operate at very low ...

Company details

Business Type:

Industry Type:
Water and Wastewater - Water Treatment

Market Focus:
Internationally (various countries)

Office Locations:


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