General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB 21905-2008
Scope
This standard specifies the discharge limits of water pollutants for extractive pharmaceutical (excluding traditional Chinese medicine) enterprises or production facilities. This standard is applicable to the management of water pollutant discharge of existing extraction pharmaceutical enterprises or production facilities. This standard is applicable to the environmental impact assessment, environmental protection facility design, completion environmental protection acceptance and water pollutant discharge management of extraction pharmaceutical industry construction projects. This standard is also applicable to the water pollution prevention and management of veterinary drug manufacturers with similar drug structure to those produced by extractive pharmaceutical manufacturers. This standard applies to manufacturers of biochemical drugs that are not chemically modified or artificially synthesized, natural drugs mainly extracted from animals and plants, and drugs extracted from marine organisms. This standard does not apply to manufacturers of derivatives or analogs of basic biochemical substances, bacteria and their extracts, animal organs or tissues, and small animal preparations prepared by chemical synthesis and semi-synthesis. This standard applies to the discharge of pollutants permitted by law. The site selection of newly established pollution sources and the management of existing pollution sources in special protection areas shall be in accordance with the "Law of the People's Republic of China on Prevention and Control of Air Pollution", "Law of the People's Republic of China on Prevention and Control of Water Pollution", "Law of the People's Republic of China on Marine Environmental Protection" and "The People's Republic of China The Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Waste, the Law of the People's Republic of China on the Prevention and Control of Radioactive Pollution, and the Law of the People's Republic of China on Environmental Impact Assessment are implemented. The water pollutant discharge control requirements stipulated in this standard are applicable to the discharge behavior of enterprises to environmental water bodies. When an enterprise discharges wastewater to the urban drainage system with a sewage treatment plant, the pollutant discharge control requirements shall be agreed upon by the enterprise and the urban sewage treatment plant or the relevant standards shall be implemented according to its sewage treatment capacity, and reported to the local environmental protection authority for record; urban sewage treatment The factory should ensure that the discharged pollutants meet the requirements of the relevant discharge standards. When a construction project intends to discharge wastewater into the urban drainage system with a sewage treatment plant, the construction unit and the urban sewage treatment plant shall implement the provisions of the preceding paragraph.
GB 21905-2008 Referenced Document
GB/T 11893-1989 Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method
GB/T 11894-1989 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
GB/T 11901-1989 Water quality--Determination of suspended substance--Gravimetric method