GB 31571-2015 Emission standard of pollutants for petroleum chemistry industry

HJ 549-2009 HJ 549-2009 Determination of Hydrogen Chloride in Ambient Air and Fumes by Ion Chromatography (Interim) HJ 549-2016 Determination of Hydrogen Chloride in Ambient Air and Waste Gas by Ion Chromatography. Translation: The method for the determination of hydrogen chloride in ambient air and waste gas by ion chromatography HJ 583-2010 The determination of benzene compounds in ambient air by solid adsorption/thermal desorption-gas chromatography method HJ 584-2010 Determination of aromatic hydrocarbons in ambient air by activated carbon adsorption/carbon disulfide desorption-gas chromatography HJ 592-2010 Determination of nitrobenzene compounds in water using gas chromatography HJ 597-2011 Water quality determination of total mercury by cold-atom absorption spectrophotometry HJ 601-2011 Water quality determination of formaldehyde: Acetyl acetonate spectrophotometry HJ 620-2011 Water quality-Determination of volatile halogenated organic compounds-Headspace gas chromatography HJ 621-2011 Water quality: Determination of chlorophenolic compounds by gas chromatography HJ 629-2011 Non-dispersive infrared absorption method for the determination of sulfur dioxide in fixed pollution sources HJ 636-2012 Water quality determination of total nitrogen by alkaline potassium persulfate digestion and UV spectrophotometry HJ 637-2012 Water quality determination of oil and animal/vegetable fats by infrared spectrophotometry HJ 637-2018 Water quality determination of oil and animal/vegetable fats by infrared spectrophotometry HJ 639-2012 Water quality determination of volatile organic compounds using purge and trap/gas chromatography-mass spectrometry method HJ 644-2013 Determination of volatile organic compounds in ambient air by adsorption tube sampling-thermal desorption/gas chromatography-mass spectrometry HJ 646-2013 Determination of polycyclic aromatic hydrocarbons in ambient air and waste gas: gas chromatography-mass spectrometry for gas phase and particulate matter HJ 647-2013 Determination of polycyclic aromatic hydrocarbons in gaseous and particulate emissions from ambient air and waste gas using high performance liquid chromatography (HPLC) method HJ 648-2013 Water quality determination of nitrobenzene compounds using liquid-liquid extraction/solid-phase extraction and gas chromatography HJ 665-2013 Water quality: Determination of ammonia nitrogen by continuous flow-salicylate spectrophotometry HJ 666-2013 Water quality: Determination of ammonia nitrogen by flow injection-salicylate spectrophotometry HJ 667-2013 HJ 667-2013 Water quality determination of total nitrogen: Continuous flow-Naphthalene-2,3-dichloronaphthalene spectrophotometric method HJ 668-2013 Water quality determination of total nitrogen by flow injection-Naphthalene-2,3-dicarboximide spectrophotometry HJ 670-2013 Water quality: Determination of Phosphorus and Total Phosphorus by Continuous Flow-Ammonium Molybdate Spectrophotometry HJ 671-2013 Water quality determination of phosphate and total phosphorus by flow injection-ammonium molybdate spectrophotometry HJ 673-2013 Water quality determination of vanadium by graphite furnace atomic absorption spectrophotometry HJ 675-2013 Determination of nitrogen oxide emissions from stationary sources using acid-base titration method HJ 676-2013 Water quality: Determination of phenolic compounds by liquid-liquid extraction/gas chromatography HJ 686-2014 Water quality determination of volatile organic compounds using purge and trap gas chromatography HJ688-2019 Determination of Fluoride in Ambient Air from Fixed Pollution Sources by Ion Chromatography HJ 688-2013 Determination of Fluoride in Emission Gases from Fixed Pollutant Sources by Ion Chromatography (Provisional) HJ 692-2014 The determination of nitrogen oxides from fixed pollutant sources using non-dispersive infrared absorption method HJ 693-2014 The determination of nitrogen oxides in fixed pollution sources using potentiometric electrolysis method HJ 694-2014 Water quality determination of mercury, arsenic, selenium, bismuth, and antimony by atomic fluorescence method HJ 697-2014 Water quality determination of acrylamide by gas chromatography HJ 700-2014 Water quality determination of 65 elements using inductively coupled plasma mass spectrometry HJ 715-2014 Water quality-Determinatio of polychlorinted biphenyls (PCBs)-Gas chromatography mass spectrometry HJ716-2014 Water quality determination of nitrobenzene compounds using gas chromatography-mass spectrometry HJ 716-2014 Water quality determination of nitrobenzene compounds by gas chromatography-mass spectrometry HJ732-2014 Sampling of volatile organic compounds from fixed pollution sources using gas bags HJ733-2014 Leakage and open surface discharge volatile organic compound detection technology guidelines HJ734-2014 The determination of volatile organic compounds in fixed pollution sources using solid-phase adsorption-thermal desorption gas chromatography-mass spectrometry HJ 77.1-2008 Water quality determination of dioxins using isotope dilution high resolution gas chromatography-high resolution mass spectrometry HJ 77.2-2008 Determination of dioxins in ambient air and waste gas using isotope dilution high-resolution gas chromatography-high-resolution mass spectrometry HJ/T 132-2003 Determination of Chemical Oxygen Demand in High Chlorine Wastewater using Potassium Iodide and Bismuthite/Potassium Permanganate Method HJ/T 195-2005 Water quality determination of ammonia nitrogen using gas phase molecular absorption spectrometry HJ/T 200-2005 Water quality determination of sulfide by gas-phase molecular absorption spectroscopy HJ/T 27-1999 The determination of hydrochloric acid in the exhaust air of fixed pollution sources by mercuric thiocyanate spectrophotometry (HJ/T 27-1999) HJ/T 28-1999 Stationary source emission—Determination of hydrogen cyanide—Iso-nicotinic-acid-3-methyl-1-phenyl-5-pyrazolone spectrophotometric method HJ/T 30-1999 The determination of chlorine gas in the exhaust from fixed pollution sources using methyl orange spectrophotometry HJ/T 31-1999 The determination of carbon monoxide in fixed pollution sources using UV spectrophotometry for aniline HJ/T 32-1999 Stationary source emission—Determination of phenols—4-Amino-antipyrine spectrophotometric method HJ/T 33-1999 Determination of Methanol in Fixed Source Emissions by Gas Chromatography (GC) Method HJ/T 34-1999 Stationary source emission—Determinaiton of vinyl chloride—Gas chromatography HJ/T 35-1999 Determination of acetaldehyde in exhaust gas from fixed pollution sources by gas chromatography HJ/T 36-1999 Determination of Acrolein in Fixed Source Emissions by Gas Chromatography HJ/T 37-1999 Stationary source emission—Determination of acrylonitrile—Gas chromatography HJ/T 373-2007 Quality assurance and quality control technical specifications for fixed pollution sources monitoring (trial) HJ 38-2017 HJ 38-2017 Determination of Total Hydrocarbon, Methane and Non-Methane Hydrocarbons in Gaseous Pollutants from Fixed Source by Gas Chromatography HJ/T 38-1999 Determination of non-methane volatile organic compounds in fixed pollutant sources: gas chromatography method HJ/T 39-1999 Determination of Chlorobenzenes in Emission from Fixed Pollutant Sources by Gas Chromatography (GC) Method HJ/T 397-2007 Fixed source exhaust gas monitoring technical specifications HJ/T 399-2007 Quickly determining the chemical oxygen demand of water using spectrophotometry HJ/T 40-1999 Determination of Benz(a)pyrene in Fixed Source Emission: High Performance Liquid Chromatography Method HJ/T 42-1999 HJ/T 42-1999 Determination of nitrogen oxides in exhaust gas from stationary sources by UV spectrophotometry HJ/T 43-1999 The determination of nitrogen oxides in exhaust gas from fixed pollution sources using naphthalene-ethylene diamine hydrochloride spectrophotometry HJ/T 50-1999 Water quality determination of trichloroacetaldehyde using pyrazolone spectrophotometry HJ/T 55-2000 Non-Organized Emissions Monitoring Technical Guidelines for Atmospheric Pollutants HJ/T 56-2000 The determination of sulfur dioxide in fixed pollution sources using iodometric method HJ 57-2017 The determination of sulfur dioxide in fixed pollution source waste gas using potentiometric electrolysis HJ/T 57-2000 The determination of sulfur dioxide in fixed pollution sources using electropolytic method HJ/T 60-2000 Water quality: Determination of sulfide by iodometric method HJ/T 66-2001 Determination of chlorophenol compounds in atmospheric fixed pollution sources by gas chromatography HJ/T 67-2001 HJ/T 68-2001 Determination of benzeneamines in atmospheric stationary sources by gas chromatography HJ/T 70-2001 The determination of chemical oxygen demand in high-chlorine wastewater using chlorine calibration method HJ/T 72-2001 Water quality-Determination of phthalate (dimethyl dibutyl dioctyl)-Liquid chromatography HJ/T 73-2001 Water quality-Determination of Acrylonitrile-Gas chromatography HJ/T 74-2001 Water quality determination of chlorobenzenes by gas chromatography HJ/T 75-2007 Continuous Monitoring Technical Specification for Emission of Flue Gases from Fixed Source (Trial Version) HJ 75-2017 HJ 75-2017 Specification for Continuous Monitoring of Emissions of Fixed Source Flue Gas (SO2, NOx, Particulate Matter) HJ/T 75-2001 Flue gas emission continuous monitoring technical specifications for coal-fired power plants HJ/T 76-2007 Technical requirements and testing methods for continuous monitoring system of smoke gas emissions from fixed pollution sources (trial version) HJ 76-2017 The technical requirements and testing methods for continuous monitoring systems for pollutant emissions from fixed sources (SO2, NOx, particulate matter) HJ/T 76-2001 Fixed pollutant emission continuous monitoring system technical requirements and testing methods HJ/T 83-2001 Water quality: Determination of adsorbable organic halogens (AOX) by ion chromatography HJ/T 91-2002 Surface Water and Wastewater Monitoring Technical Specification HJ 91.1-2019 Sewage monitoring technical specifications HJ 91.2-2022 Surface Water Environmental Quality Monitoring Technical Specification