DB50/ 457-2025 Active Chongqing CityLocal standards

DB50/ 457-2025

Publish Date: 2025-08-15 Implement Date: 2025-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: DB50/ 457-2025

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Emission standards for industrial pollutants such as mining areas and raw materials

ICS Name: Liquid waste, sludge

Publish Date: 2025-08-15

Implement Date: 2025-12-01

Publisher: 重庆市市场监督管理局

Technical Committee: 重庆市生态环境局

Development Information

Replace the following standards

DB50/ 457-2012 DB50/ 457-2012 Chemical industry park main water pollutant discharge standard

Related Standards

GB/T 17923-1999 Replaced

GB/T 17923-1999 Analysis method for oil-bearing waste water from marine petroleum development industry

Publish Date: 1999-12-06

GB 18420.1-2001 Replaced

GB 18420.1-2001 Biological toxicity grading for pollutant from marine petroleum exploration and exploitation

Publish Date: 2001-08-28

GB/T 18420.2-2001 Replaced

GB/T 18420.2-2001 Biological toxicity inspection method for pollutant from marine petroleum exploration and exploitation

Publish Date: 2001-08-28

GB 18420.1-2009 Active

GB 18420.1-2009 Biological toxicity for pollutants from marine petroleum exploration and exploitation—Part 1:Grading

Publish Date: 2009-03-11

GB/T 18420.2-2009 Active

GB/T 18420.2-2009 Biological toxicity for pollutants from marine petroleum exploration and exploitation—Part 2:Test method

Publish Date: 2009-03-11

YS/T 119.12-2010 Active

YS/T 119.12-2010 Determination and calculation of heat balance of special equipments for alumina production—Part 12:Indirect heating desiliconizing system

Publish Date: 2010-11-22