GB/T 18920-2002 The reuse of urban recycling water—Water quality standard for urban miscellaneous water consumption

GB/T 18920-2020 The reuse of urban recycling water—Water quality standard for urban miscellaneous use

GB/T 3181-1995 Color standard for paint film GB/T 3181-2008 Colour standard for paint film GB/T 5750-1985 Standard examination method for drinking water GB/T 5750.1-2006 Standard examination methods for drinking water—General principles GB/T 5750.1-2023 Standard examination methods for drinking water—Part 1:General principles GB/T 5750.2-2006 Standard examination methods for drinking water—Collection and preservation of water samples GB/T 5750.2-2023 Standard examination methods for drinking water—Part 2:Collection and preservation of water samples GB/T 5750.3-2006 Standard examination methods for drinking water—Water analysis quality control GB/T 5750.3-2023 Standard examination methods for drinking water—Part 3:Water analysis quality control GB/T 5750.4-2006 Standard examination methods for drinking water—Organoleptic and physical parameters GB/T 5750.4-2023 Standard examination methods for drinking water—Part 4:Organoleptic and physical indices GB/T 5750.5-2006 Standard examination methods for drinking water—Nonmetal parameters GB/T 5750.5-2023 Standard examination methods for drinking water—Part 5:Inorganic nonmetallic indices GB/T 5750.6-2006 Standard examination methods for drinking water— Metal parameters GB/T 5750.6-2023 Standard examination methods for drinking water—Part 6:Metal and metalloid indices GB/T 5750.7-2006 Standard examination methods for drinking water—Aggregate organic parameters GB/T 5750.7-2023 Standard examination methods for drinking water—Part 7:Aggregate organic indices GB/T 5750.8-2006 Standard examination methods for drinking water—Organic parameters GB/T 5750.8-2023 Standard examination methods for drinking water—Part 8:Organic indices GB/T 5750.9-2006 Standard examination methods for drinking water—Pesticides parameters GB/T 5750.9-2023 Standard examination methods for drinking water—Part 9:Pesticides indices GB/T 5750.10-2006 Standard examination methods for drinking water—Disinfection by-products parameters GB/T 5750.10-2023 Standard examination methods for drinking water—Part 10:Disinfection by-products indices GB/T 5750.11-2006 Standard examination methods for drinking water—Disinfectants parameters GB/T 5750.11-2023 Standard examination methods for drinking water—Part 11:Disinfectants indices GB/T 5750.12-2006 Standard examination methods for drinking water—Microbiological parameters GB/T 5750.12-2023 Standard examination methods for drinking water—Part 12:Microbiological indices GB/T 5750.13-2006 Standard examination methods for drinking water—Radiological parameters GB/T 5750.13-2023 Standard examination methods for drinking water—Part 13:Radiological indices GB/T 7488-1987 Water quality—Determination of biochemical oxygen demand after 5 days(BOD5)—Dilution and seeding method GB/T 7489-1987 Water quality—Determination of dissolved oxygen—Iodometric method GB/T 7494-1987 Water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method GB/T 11898-1989 Water quality—Determination of free chlorine and total chlorine—Spectrophotometric method using N,N-diethyl-1,4-phenylenediamine GB/T 11913-1989 Water quality—Determination of dissolved oxygen—Electrochemical probe method GB/T 12997-1991 Water quality—Technical regulation on the design of sampling programmes GB/T 12998-1991 Water quality—Guidance on sampling techniques GB/T 12999-1991 Water quality sampling—Technical regulation of the preservation and handling of samples JGJ 63-2006 Standard of water for concrete