EPA updated the petrochemical industry, petrochemical area sewage systems, wafer and semiconductor manufacturing industry effluent standards, the ammonia, chlorine or benzene and other volatile organic compounds and six DEHP and other plasticizers included six controls.
Central Office estimates will reduce 4000 tons of ammonia into the river water, and urge caution vendors such as chlorine and benzene more significant carcinogenic compounds, and to strengthen the process of waste solvent source management.
New standards will control the petrochemical industry and marine pipelines river effluent, wherein the content of benzene, vinyl chloride and other six volatile organic substances, and DEHP, DNOP, DMP, DEP, DBP, BBP and other six kinds of plasticizers are for the first time set limits; If effluent discharges located in water, water quality or quantity protection area, will apply a more stringent set of ammonia control limits.
Wafers and semiconductor manufacturing industry effluent standards are updated fluoride salts, ammonia and total toxic organics control projects, depending on whether the same ammonia in protected areas, adjust more stringent limit values. |
