GB/T 29151-2012 The plant of town night soil

GB 8978 GB 16297 CJJ 64 CJJ 86-2000 GB 4053.3-1993 Safety requirements for fixed industrial protective railings GB 4053.3-2009 Safety requirements for fixed steel ladders and platform—Part 3:Industrial guardrails and steel platform GB 5226.1-2002 Safety of machinery—Electrical equipment of machines—Part 1:General requirements GB 5226.1-2008 Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements GB/T 5226.1-2019 Electrical safety of machinery—Electrical equipment of machines—Part 1:General requirements GB 7959-1987 Sanitary standard for the non-hazardous treatment of night soil GB 7959-2012 Hygienic requirements for harmless disposal of night soil GB 8172-1987 Control standards for urban wastes for agricultural use GB/T 8576-2002 Determination of free water for compound fertilizers—Vacuum oven method GB/T 8576-2010 Determination of free water for compound fertilizers—Vacuum oven method GB/T 9969-2008 General principles for preparation of instructions for use of industrial products GB 9969.1-1998 General principles for preparation of instructions for use of industrial products GB 12348-1990 Standard of noise at boundary of industrial enterprises GB/T 12467.4-1998 Quality requirements for welding—Fusion welding of metallic materials—Part 4:Elementary quality requirements GB/T 12467.4-2009 Quality requirements for fusion welding of metallic materials—Part 4:Elementary quality requirements GB 14048.5-2001 Low-voltage switchgear and controlgear—Part 5-1:Control circuit devices and switching element—Electromechanical control circuit devices GB/T 14048.5-2008 Low-voltage switchgear and controlgear—Part 5-1:Control circuit devives and switching element—Electromechanical control circuit devices GB/T 14048.5-2017 Low-voltage switchgear and controlgear—Part 5-1:Control circuit devices and switching element—Electromechanical control circuit devices GB 14554-1993 Emission standards for odor pollutants CJ/T 51-2004 Methods for the examination of municipal sewage CJ/T 51-2018 Examination methods for municipal sewage NY 525-2002 Organic fertilizer NY/T 525-2021 NY/T 525-2021 Organic fertilizer NY 525-2011 NY 525-2011 Organic fertilizer NY 525-2012 NY 525-2012 Organic fertilizer HJ/T 55-2000 Non-Organized Emissions Monitoring Technical Guidelines for Atmospheric Pollutants GB 50028-2006 Code for design of city gas engineering GB 4053.3-2025 Safety requirements for fixed metal ladders and platform—Part 3:Industrial guardrails and platform