| Title |
Standard No. |
Implemented On |
| Industrial circulating cooling water--Determination of silica--Spectrophotometric method | GB/T 16633-1996 | |
| Determination of calcium and magnesium in industrial circulating cooling water and scale—Atomic absorption spectrometric method | GB/T 14636-2021 | 2022-3-1 |
| Detection of Legionella in circulating cooling water | GB/T 40392-2021 | 2022-3-1 |
| Determination of copper,iron and zinc in industrial circulating cooling water and scale—Atomic absorption spectrometric method | GB/T 14637-2021 | 2022-3-1 |
| Operation effect evaluation of recirculating cooling water treatment—Method of monitoring heat exchanger | GB/T 39296-2020 | 2021-10-1 |
| Reclaimed water quality—Determination of benzene homologues—Gas chromatography | GB/T 39298-2020 | 2021-10-1 |
| General technical specification for pre-treatment of microorganism samples in wastewater treatment system | GB/T 39303-2020 | 2021-10-1 |
| Reclaimed water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatography | GB/T 39305-2020 | 2021-10-1 |
| General technical specification for sample pre-treatment of biological toxicity detection in reclaimed water | GB/T 39304-2020 | 2021-10-1 |
| Reclaimed water quality—Determination of total arsenic—Atomic fluorescence spectrometry | GB/T 39306-2020 | 2021-10-1 |
| Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method | GB/T 39302-2020 | 2021-10-1 |
| Determination of scale inhibition performance of water treatment chemicals—Calcium carbonate precipitation method | GB/T 16632-2019 | 2020-7-1 |
| Determination of chromium,cadmium,lead and arsenic in water treatment chemicals—Inductively coupled plasma atomic emission spectrometry | GB/T 37883-2019 | 2020-7-1 |
| Reclaimed water quality—Determination of mercury—Mercury analyzer method | GB/T 37906-2019 | 2020-7-1 |
| Reclaimed water quality—Determination of sulfide and cyanide—Ion chromatography | GB/T 37907-2019 | 2020-7-1 |
| Reclaimed water quality—Determination of chromium—Voltammetry and polarography | GB/T 37905-2019 | 2020-7-1 |
| Determination of the chemical oxygen demand in industrial circulating cooling water—Permanganate index method | GB/T 15456-2019 | 2020-7-1 |
| Analysis of water used in boiler and cooling system—Determination of electrical conductivity | GB/T 6908-2018 | 2019-1-1 |
| Water treatment chemicals—General rules for determination of density | GB/T 22594-2018 | 2019-1-1 |
| Analysis of water used in boiler and cooling system—Determination of hardness | GB/T 6909-2018 | 2019-1-1 |
| Determination of chloride in water for industrial circulating cooling system and boiler | GB/T 15453-2018 | 2019-1-1 |
| Determination of sulfate in water for industrial circulating cooling system and boiler | GB/T 6911-2017 | 2018-4-1 |
| Determination of silica in water for industrial circulating cooling system and boiler | GB/T 12149-2017 | 2018-4-1 |
| Automatic continuous determination of water quality for boiler and cooling system--Potentiometric titration | GB/T 34322-2017 | 2018-4-1 |
| Water treatment chemical一Determination of arsenic and mercury- Atomic fluorescence spectrometry | GB/T 33086-2016 | 2017-5-1 |
| Determination of total organic carbon(TOC) in industrial circulating cooling water | GB/T 32116-2015 | 2016-5-1 |
| Code for recirculating cooling water treatment by ozone | GB/T 32107-2015 | 2016-5-1 |
| Water treatment chemicals―Determination of the molecular weight and molecular weight distribution of polymers―Gel filtration chromatography | GB/T 31816-2015 | 2016-2-1 |
| Technical specification for saving water of circulating cooling water | GB/T 31329-2014 | 2015-6-1 |
| Determination of chemical oxygen demand of reclaimed wastewater―Potassium dichromate method | GB/T 22597-2014 | 2015-5-1 |
| Analysis of water used in boiler and cooling system—Determination of chemical oxygen demand—Rapid method with potassium dichromate | GB/T 14420-2014 | 2014-12-1 |
| Determination of corrosion inhibition performance of water treatment agents―Rotation specimen method | GB/T 18175-2014 | 2014-12-1 |
| Industrial circulating cooling water—Determination of turbidity—Diffused radiation method | GB/T 15893.1-2014 | 2014-12-1 |
| Circulating Cooling Water - Determination of Polyepoxysuecinic Acid | HG/T 4542-2013 | 2014-3-1 |
| Water Treatment Chemicals - Determination of Corrosion Inhibition Performance - Potentiodynamic Polarization Method | HG/T 4543-2013 | 2014-3-1 |
| Water Treatment Chemicals - Determination of Scale Inhibition Performance - Limited Carbonate Method | HG/T 4541-2013 | 2014-3-1 |
| Analysis of water used in boil and cooling system - Determination of chloride - Ammonium thiocyanate titration method | GB/T 29340-2012 | 2013-8-1 |
| Reclaimed water—Determination of calcium and magnesium—Atomic absorption spectromic method | HG/T 4325-2012 | 2013-3-1 |
| Pickling solution—Determination of total iron content | HG/T 4324-2012 | 2013-3-1 |
| Reclaimed water—Determination of total iron content—Spectrophotometric method | HG/T 4327-2012 | 2013-3-1 |
| Industrial circulating cooling water—Determination of undissolved material in silicate for sludge and corrosion products | HG/T 4322-2012 | 2013-3-1 |
| Industrial circulating cooling water—Sampling and production for sludge and corrosion products | HG/T 3530-2012 | 2013-3-1 |
| Reclaimed water—Determination of nickel copper zinc cadmium and lead—Atomic absorption spectromic methods | HG/T 4326-2012 | 2013-3-1 |
| Industrial circulating cooling water-Determination of carbon dioxide for sludge and corrosion products | HG/T 3536-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of undissolved material in acid phosphorus ferrum aluminium calcium magnesium zinc and copper for sludge and corrosion products | HG/T 3534-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of water for sludge and corrosion products | HG/T 3531-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of ammonium-Distillation and titration method | HG/T 2158-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of aluminium | HG/T 3525-2011 | 2012-7-1 |
| Examination of heterotrophic bacteria in industrial circulating cooling water－Standard of plate count. | HG/T 4207-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of ignition-loss for sludge and corrosion products | HG/T 3533-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of sulphates for sludge and corrosion products | HG/T 3535-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of mercaptobenzo-thiazole | HG/T 3518-2011 | 2012-7-1 |
| Industrial circulating cooling water determination of nitrate- Spectrophotometric method using sulfosalicylic acid | HG/T 3526-2011 | 2012-7-1 |
| Industrial circulating cooling water—Determination of ferrous sulphide for sludge and corrosion products | HG/T 3532-2011 | 2012-7-1 |
| Industrial circulating cooling water-Determination of nitrite-Molecular absorption spectrometric method | HG/T 3516-2011 | 2012-7-1 |
| Examination of nitrite bacteria in industrial circulating cooling water—MPN test | GB/T 26322-2010 | 2011-12-1 |
| industrial circulating cooling water-determination of total phosphate | HG/T 3540-2011 | 2011-3-1 |
| Determination of anionic surfactants in industrial circulating cooling water-Spectrophometric method using methylene blue | HG/T 2156-2009 | 2010-6-1 |
| Determination of scale inhibition performance of water treatment agents-Bubble method | HG/T 2024-2009 | 2010-6-1 |
| Determination of molybdate in industrial circulating cooling water - Spectrometric method using thiocyanate | GB/T 23836-2009 | 2010-2-1 |
| Industrial circulating cooling water and boiler water - Determination of fluoride，chloride，phosphate，nitrite，nitrate and sulfate - Ion chromatography | GB/T 14642-2009 | 2010-2-1 |
| Industrial circulating cooling water - Determination of sodium，potassium， magnesium and calcium - Ion chromatography | GB/T 15454-2009 | 2010-2-1 |
| Industrial circulating cooling water - Determination of aluminium - Atomic absorption spectrometric methods | GB/T 23837-2009 | 2010-2-1 |
| Examination of bacteria and algae in industrial circulating cooling water - Part 3: Examination of slime formed fungi - Standard of plate count | GB/T 14643.3-2009 | 2010-2-1 |
| Technical regulations for cleaning of reverse osmosis membrane element | GB/T 23954-2009 | 2010-2-1 |
| Determination of suspended solids of industrial circulating cooling water | GB/T 23838-2009 | 2010-2-1 |
| Examination of bacteria and algae in industrial circulating cooling water - Part 4: Examination of soil fangi - Standard of plate count | GB/T 14643.4-2009 | 2010-2-1 |
| Examination of bacteria and algae in industrial circulating cooling water - Part 2: Examination of soil micro-bioti - Standard of plate count | GB/T 14643.2-2009 | 2010-2-1 |
| Examination of bacteria and algae in industrial circulating cooling water - Part 6: Examination of iron bacteria - MPN test | GB/T 14643.6-2009 | 2010-2-1 |
| Examination of bacteria and algae in industrial circulating cooling water - Part 1: Examination of bacteria formed deposits - Standard of plate count | GB/T 14643.1-2009 | 2010-2-1 |
| Industrial circulating cooling water - Determination of calcium and magnesium - EDTA titration method | GB/T 15452-2009 | 2010-2-1 |
| Examination of bacteria and algae in industrial circulating cooling water - Part 5: Examination of sulfate-reducing bacteria - MPN test | GB/T 14643.5-2009 | 2010-2-1 |
| Water treatment chemicals - Determination of arsenic content | GB/T 22599-2008 | 2009-9-1 |
| Water treatment chemicals - Determination of lead content | GB/T 22598-2008 | 2009-9-1 |
| Test method for efficacy of antimicrobials - Aerobic bacteria | GB/T 22595-2008 | 2009-9-1 |
| Determination of scale inhibition performance of water treatment agents - Calcium phosphate precipitation method | GB/T 22626-2008 | 2009-9-1 |
| Water treatment reagent - General rules for the determination of density | GB/T 22594-2008 | 2009-9-1 |
| Reclaimed wastewater - Determination of chemical oxygen demand-Potassium dichromate method | GB/T 22597-2008 | 2009-9-1 |
| Water treatment chemicals - General method for determination of iron content | GB/T 22596-2008 | 2009-9-1 |
| Water treatment reagent - General rules for the determination of pH | GB/T 22592-2008 | 2009-9-1 |
| Water treatment reagent - General rules for the determination of limiting viscosity number | GB/T 22593-2008 | 2009-9-1 |
| Coagulation-Deposition jar test of water | GB/T 16881-2008 | 2008-12-1 |
| Dynamic simulation for cooling water | HG/T 2160-2008 | 2008-10-1 |
| Tecnical conditions of standard corrosion spool of chemical treatment in cooling water | HG/T 3523-2008 | 2008-10-1 |
| Industrial circulating cooling water - Determination of mineral oil | HG/T 3527-2008 | 2008-10-1 |
| Analysis of water used in boiler and cooling system - Determination of nitrite | GB/T 6912-2008 | 2008-9-1 |
| Industrial circulating cooling water - Determination of the chemical oxygen demand - Potassium permanganate method | GB/T 15456-2008 | 2008-9-1 |
| Analysis of water used in boiler and cooling system - Determination of iron | GB/T 14427-2008 | 2008-9-1 |
| Industrial circulating cooling water-Determination of residual chlorine | GB/T 14424-2008 | 2008-9-1 |
| Water used in industrial circulating cooling system and boiler - Determination of potassium and sodium | GB/T 14640-2008 | 2008-9-1 |
| Analysis of water used in boil and cooling system-Determination of electrical conductivity | GB/T 6908-2008 | 2008-9-1 |
| Water used in industrial circulating cooling system and boiler - Determination of pH | GB/T 6904-2008 | 2008-9-1 |
| Analysis of water used in boiler and cooling system - Determination of hardness | GB/T 6909-2008 | 2008-9-1 |
| Determination of scale inhibition performance of water treatment agents - Calcium carbonate precipitation method | GB/T 16632-2008 | 2008-9-1 |
| Analysis of water used in boiler and cooling system - Determination of phosphorus | GB/T 6913-2008 | 2008-9-1 |
| Analysis of water used in boiler and cooling system - Determination of total aluminium | GB/T 12154-2008 | 2008-9-1 |
| Analysis of water used in boiler and cooling system - Determination of zinc - Zincon spectrophotometry | GB/T 10656-2008 | 2008-9-1 |
| Water for Industrial Circulating Cooling System and Boiler-Determination of Chloride | GB/T 15453-2008 | 2008-9-1 |
| Analysis of water used in boiler and cooling system - Determination of benzotriazole | GB/T 14422-2008 | 2008-9-1 |
| Water for industrial circulating cooling system and boiler—Determination of sulfate | GB/T 6911-2007 | 2008-2-1 |
| Water for industrial circulating cooling system and boiler—Determination of silica | GB/T 12149-2007 | 2008-2-1 |
| Water for industrial circulating cooling system and boiler—Determination of solids matter | GB/T 14415-2007 | 2008-2-1 |
| Water for industrial circulating cooling system and boiler—Determination of dissolved oxygen | GB/T 12157-2007 | 2008-2-1 |
| Water for boiler and cooling system—Determination of mineral oil | GB/T 12152-2007 | 2008-2-1 |
| Water for industrial circulating cooling system and boiler—Determination of copper | GB/T 13689-2007 | 2008-2-1 |
| Industrial circulating cooling water and scale—Determination of copper zinc—Atomic absorption spectrometric method | GB/T 14637-2007 | 2008-2-1 |
| Industrial circulating cooling water—Determination of calcium magnesium—Atomic absorption spectrometric method | GB/T 14636-2007 | 2008-2-1 |
| Reusing wastewater quality standard for industrial circulating cooling water | HG/T 3923-2007 | 2007-10-1 |
| Standard test method for performance of boiler water treatment chemicals - Dynamic simulation method | HG/T 3924-2007 | 2007-10-1 |
| Industrial circulating cooling water - Determination of carbonate alkalinity | GB/T 20780-2006 | 2007-6-1 |
| Evaluation of biodegradability of water treatment chemicals - Carbon dioxide evolution test | GB/T 20778-2006 | 2007-6-1 |
| Classifying and Code nomenclature of Water treatment chemicals | HG/T 2762-2006 | 2007-3-1 |
| Technical regulations for chemical cleaning and prefilming of cooling water system | HG/T 3778-2005 | 2006-1-1 |
| Industrial circulating cooling water-Determination of aluminium-Spectrometric method using pyrocat | HG/T 3525-2003 | 2004-5-1 |
| Industrial circulating cooling water-Determination of water for sludge and corrosion products | HG/T 3531-2003 | 2004-5-1 |
| Principle for sludge and corrosion product analytical methods of industrial circulating cooling water | HG/T 3610-2000 | 2000-12-1 |
| Principle for water quality analytical methods of industrial circulating cooling water | HG/T 3609-2000 | 2000-12-1 |
| Industrial circulating cooling water Determination of calcium for phosphorus-zine prefilmingtluid | HG/T 3520-2000 | 2000-12-1 |
| Evaluation methods for foaming agent of drainaging gas recovery | SY/T 6465-2000 | 2000-10-1 |
| Determination of scale inhibition performance of water treatment agents-Calcium carbonate precipitation method | GB/T 16632-1996 | 1997-5-1 |
| Computer integrated manufacturing system architecture | GB/T 16642-1996 | 1997-5-1 |
| industrial circulating cooling water-determination of ammonium-potentiometric method | HG/T 2157-2011 | 1996-3-1 |
| Industrial circulating cooling water－Determination of calcium and magnesium－EDTA titration method | GB/T 15452-1995 | 1995-10-1 |
| Industrial circulating cooling water－Determination of sodium, ammonium, potassium, magnesium and calcium－Ions chromatography | GB/T 15454-1995 | 1995-10-1 |
| Industrial circulating cooling water－Determination of dissolved oxygen－Iodimetry | GB/T 15455-1995 | 1995-10-1 |
