T/CSES 149-2024 Water quality monitoring intelligent unmanned laboratory construction and operation maintenance technical requirements

GB/T 7467-1987 Water quality—Determination of chromium (Ⅵ)—1,5 Diphenylcarbohydrazide spectrophotometric method GB/T 7484-1987 Water quality—Determination of fluoride—Ion selective electrode method GB/T 7494-1987 Water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 11892-1989 Water quality—Determination of permanganate index GB/T 11893-1989 Water quality—Determination of total phosphorus— Ammonium molybdate spectrophotometric method HJ 1147-2020 Water quality pH measurement using electrode method HJ 1226-2021 HJ 1226-2021 Water quality - Determination of sulfide. Methane blue spectrophotometric method HJ 195-2023 HJ 199-2023 HJ 200-2023 HJ/T 399-2007 Quickly determining the chemical oxygen demand of water using spectrophotometry HJ 484-2009 Water quality determination of cyanide: Capillary method and spectrophotometry HJ 503-2009 Water quality determination of volatile phenols by 4-aminoantipyri-dine spectrophotometry HJ 535-2009 Water quality determination of ammonia nitrogen using Nessler's reagent spectrophotometry HJ 597-2011 Water quality determination of total mercury by cold-atom absorption spectrophotometry HJ 636-2012 Water quality determination of total nitrogen by alkaline potassium persulfate digestion and UV spectrophotometry HJ 694-2014 Water quality determination of mercury, arsenic, selenium, bismuth, and antimony by atomic fluorescence method HJ 700-2014 Water quality determination of 65 elements using inductively coupled plasma mass spectrometry HJ776-2015 Water quality determination of 32 elements using inductively coupled plasma atomic emission spectroscopy HJ 823-2017 Water quality determination of cyanide by flow injection-spectrophotometry HJ 825-2017 Water quality determination of volatile phenols by flow injection-4-aminoantipyrine spectrophotometry HJ 826-2017 Water quality determination of anionic surfactants by flow injection-methylene blue spectrophotometry HJ 828-2017 Water quality: Determination of Chemical Oxygen Demand using Dichromate Method HJ 970-2018 Water quality determination of petroleum substances by UV spectrophotometry (Provisional Method)