Hangzhou Seraph Chem Corp. is based in China and lists defoamer products on Global Trade Plaza. The company offers a fatty alcohol defoamer for paper making that performs well in degassing and foam bio-foam knocking in the white liquid of papermaking without causing blockage in the filter system. It also supplies a full line of defoamers for water treatment systems, including high-content silicone defoamer/antifoam agents and polyether defoamers, suitable for wastewater treatment, MVR systems, aeration tanks, seawater desalination and landfill leachate. For textile auxiliary formulation, the company designs and makes defoamers with high temperature and alkali resistance, fast foam knocking and long-lasting foam suppression. Additionally, it provides defoamers for concrete admixtures and water reducers.