Wastewater treatment facility Japan

A test of wastewater reclamation using low-fouling RO membranes and conventional low-pressure RO membrane SUL-GIO has been carried out in a wastewater treatment facility in Japan, as shown in Figure 1.9. In this test, secondary effluent was directly filtered by ultrafiltration (UF) membrane and permeate was fed to both of the RO membranes. In case... 

Regulations on phthalate esters cover aU aspects of their production, transportation, use, and disposal. Phthalates are regulated under the Clean Water Act, so that at certain manufacturing facilities in the US, wastewater to be treated in municipal sewage treatment plants may be required to undergo pretreatment prior to leaving the facility (Pretreatment Standards).When they become waste products, certain phthalates are subject to Resource Conservation and Recovery Act [45] requirements. Releases to the environment of several phthalate esters are required to be publicly reported in the US, Canada, and Japan. 

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