SONDERMANN filters are used to remove, by means of depth-type or surfacefiltration, both organic and inorganic contaminations from aggressive and neutral liquids.
SONDERMANN过滤器通过深度和表面过滤用来从活跃和中性液体中去除有机和无机杂质。
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Arranged in barrels of concrete or plastic, these biosand water filtration systems (BSFs) remove 95 to 99 percent of the bacteria, viruses, worms and particles contained in rain or surface water.
In paper making chitosan can be used as fortifier sizing agent retention and filtration aid surface modifier and flocculation agent for paper-making effluent.