Chongqing Provincial Standard of the People's Republic of China
Status
Latest
DB50/ 21-1999
Scope
This standard stipulates the maximum allowable emission concentration of oil fume from catering units and the minimum removal efficiency of oil fume purification facilities; this standard is applicable to the first-class functional areas specified in the "Ambient Air Quality Standard" in urban areas and non-urban areas. This standard applies to the oil fume emission management of existing catering units, as well as the design, environmental impact assessment, completion acceptance of environmental protection facilities and oil fume emission management during operation of newly established catering units; the oil fume emissions of food processing units should be implemented with reference to this standard ; Internal staff canteens of non-business units that have an impact on residents' living environment and have complaints, should also refer to this standard. This standard does not apply to household fume emissions.
DB50/ 21-1999 Referenced Document
GB 14554-1993 Emission standards for odor pollutants