| 摘要 |
The object of the present invention is to provide a cartridge filter with the use of a hydrophilic microporous filter membrane excellent in chemical resistance which is appropriately usable in, for example, processes for producing semiconductors and drugs. A microfilter cartridge is described wherein a microporous filter membrane, membrane supports, a core, an outer cover and end-plates constituting the filter cartridge are all made of a polysulfone polymer.
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