This standard specifies the safety technical requirements for the operation and maintenance of "large-scale livestock and poultry farm biogas projects" (hereinafter referred to as "biogas projects"). This standard applies to "biogas projects" in large-scale livestock and poultry farms and large-scale breeding communities.
NY/T 1221-2006 Referenced Document
GB 5750 Standards for the inspection of drinking water
GB 7479 Determination of Ammonium in Water Quality Nessler's Reagent Colorimetric Method
GB 7481 Determination of water quality ammonium salicylic acid spectrophotometric method
GB 7488 Dilution and inoculation method for determination of five-day biochemical oxygen demand (BOD5) in water quality
GB 7959 Hygienic requirements for harmless disposal of night soil*, 2012-11-20 Update
NY/T 1221-2006 history
2006NY/T 1221-2006 Technical specification for operation maintenance and safety of biogas plant in scale animal and poultry farms