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cobalt sulfide reduction

cobalt sulfide reduction, Total:295 items.

In the international standard classification, cobalt sulfide reduction involves: Products of non-ferrous metals, Products of the chemical industry, Paint ingredients, Analytical chemistry, Non-ferrous metals, Paper and board, Ferroalloys, Inorganic chemicals, Metalliferous minerals, Organic chemicals, Printed circuits and boards, Geology. Meteorology. Hydrology, Water quality, Internal combustion engines, Animal feeding stuffs, Internal combustion engines for road vehicles, Nuclear energy engineering, Ferrous metals, Power stations in general, Burners. Boilers, Iron and steel products, Powder metallurgy, Testing of metals, Soil quality. Pedology, Microbiology, Sugar. Sugar products. Starch, Air quality, Non-metalliferous minerals, Environmental protection, Crude petroleum, Fuels, Safety of machinery, Production of metals.

Professional Standard - Non-ferrous Metal, cobalt sulfide reduction

YS/T 673-2008 Deoxidisation cobalt powder
YS/T 673-2013 Deoxidization cobalt powder
YS/T 349-1994 Chemical analysis method of cobalt sulfur concentrate
YS/T 226.10-1994 Determination of sulfur content in selenium (distillation reduction absorptiometry)
YS/T 472.1～472.5-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates
YS/T 349.2-2010 Methods for chemical analysis of cobalt sulfide concentrate-Part 2: Determination of copper content-Flame atomic absorption spectrometry
YS/T 349.3-2010 Methods for chemical analysis of cobalt sulfide concentrate-Part 3: Determination of manganese content-Flame atomic absorption spectrometry
YS/T 349.1-2009 Methods for chemical analysis of cobalt sulfide concentrate.Part 1:Determination of cobalt content.Potentiometric titration method
YS/T 472.3-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates-Determination of mercury content-Hydride generation-atomic fluorescence spectrometry
YS/T 472.5-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates-Determination of arsenic content-Hydride generation-atomic fluorescence spectrometry
YS/T 472.1-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates-Determination of cadmium content-Flame atomic absorption spectrometry
YS/T 472.2-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates-Determination of chromium content-Flame atomic absorption spectrometry
YS/T 472.4-2005 Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates-Determination of lead content-Flame atomic absorption spectrometry
YS/T 472.1~472.5-2005 Chemical analysis methods of nickel concentrate and cobalt sulfur concentrate Determination of cadmium content Flame atomic absorption spectrometry
YS/T 230.5-1994 High pure indium--Determination of sulphur content
YS/T 500-2006 Determination of cerium in tungsten-cerium alloy by redox capacity method
YS/T 281.13-1994 Cobalt - Determination of sulfur content - Oscillopolarographic method after distillation
YS/T 500-2013 Determination of cerium content in cerium—tungsten alloys.Oxidation—Reduction titration

Professional Standard - Chemical Industry, cobalt sulfide reduction

HG/T 3418-2010 Sulphur vat dark blue 4RB（C.I. Vat blue 43）
HG/T 3418-2002 Sulphur vat navy blue 4RB
HG/T 3418-1988 Sulphur vat navy blue 4RB
HG/T 2631-2005 Chemical reagent Cobalt (Ⅱ) sulfate heptahydrate
HG/T 2631-1994 Chemical Reagent Cobalt Sulfate Heptahydrate (Cobalt Sulfate)
HG/T 4821～4822-2022 Industrial cobalt chloride and industrial cobalt sulfate (2022)
HG/T 5029~5030-2016 Activity test of cobalt molybdenum sulfide catalyst and chemical composition analysis method of cobalt molybdenum sulfide catalyst (2016)
HG/T 3473-2003 Chemical reagent.Iron powder reduced
HG/T 2781-2010 Determination of cobalt and molybdenum content in sulfur-tolerant carbon monoxide shift catalysts
HG/T 2781-1996 Determination of Cobalt and Molybdenum Content in Carbon Monoxide Sulfur-tolerant Shift Catalyst
HG/T 4857-2015 Test method of activity for pre-reduced ammonia synthesis catalyst

Group Standards of the People's Republic of China, cobalt sulfide reduction

T/ATCRR 49-2023 Crude nickel cobalt sulphide
T/CICEIA /CAMS5-2019 Low freezing point reductant solution for automobile SCR
T/ACEF 064-2023 Technical guidelines for stabilization remediation by in-situ reduction of chromium contaminated sites
T/CICEIA /CAMS6-2019 Solid SCR system for vehicle
T/CICEIA /CAMS26-2021 Diesel engine — Cu-zeolite SCR catalyst for NOx emission control
T/FDSA 042-2023 Cosmetic ingrendients-Ergothionein
T/CISA 168-2021 Technical specification for iron oxide scale for preparation of reduced iron powder

CZ-CSN, cobalt sulfide reduction

CSN 50 0388-1973 Determination of reducible sulphur in páper
CSN 68 4066-1983 Pure chemicals. Preparation of measuring solutions for oxidation-reduction titrations
CSN ISO 9507:1993 Iron ores. Determination of total iron content. Titanium (III) chloride reduction methods

American National Standards Institute （ANSI), cobalt sulfide reduction

ANSI/TAPPI T406 om-2013 Reducible sulfur in paper and paperboard
ANSI/ISA 77.82.01-2011 Selective Catalytic Reduction (SCR) Control Systems

American Society for Testing and Materials (ASTM), cobalt sulfide reduction

ASTM UOP381-63 Traces of Sulfur in Liquefied Petroleum Gases by the Nickel Reduction Method
ASTM D984-97 Standard Test Methods for Reducible Sulfur in Paper
ASTM D984-97(2007) Standard Test Methods for Reducible Sulfur in Paper
ASTM D984-97(2002) Standard Test Methods for Reducible Sulfur in Paper
ASTM UOP357-80 Trace Sulfur in Petroleum Distillates by the Nickel Reduction Method
ASTM E159-10 Standard Test Method for Loss of Mass in a Reducing Gas Atmosphere for Cobalt, Copper, Tungsten, and Iron Powders (Hydrogen Loss)
ASTM E316-11 Standard Test Method for Determination of Iron in Manganese Ores by Hydrogen Sulfide Reduction-Dichromate Titrimetry
ASTM D2351-90(2005) Standard Test Method for Sulfide in White Pigment Separated from Solvent-Reducible Paints
ASTM D2352-85(2005) Standard Test Method for Sulfur Dioxide in White Pigment Separated from Solvent-Reducible Paints
ASTM D2351-90(1999) Standard Test Method for Sulfide in White Pigment Separated from Solvent-Reducible Paints
ASTM D2351-90(2010) Standard Test Method for Sulfide in White Pigment Separated from Solvent-Reducible Paints
ASTM D2351-90(2015) Standard Test Method for Sulfide in White Pigment Separated from Solvent-Reducible Paints
ASTM D1498-93 Standard Practice for Oxidation-Reduction Potential of Water
ASTM D1498-00 Standard Practice for Oxidation-Reduction Potential of Water
ASTM E316-00(2005) Standard Test Method for Determination of Iron in Manganese Ores by Hydrogen Sulfide Reduction-Dichromate Titration
ASTM E316-00 Standard Test Method for Determination of Iron in Manganese Ores by Hydrogen Sulfide Reduction-Dichromate Titration
ASTM E316-17 Standard Test Method for Determination of Iron in Manganese Ores by Hydrogen Sulfide Reduction-Dichromate Titrimetry
ASTM D4412-15 Standard Test Methods for Sulfate-Reducing Bacteria in Water and Water-Formed Deposits
ASTM D2352-85(2010) Standard Test Method for Sulfur Dioxide in White Pigment Separated from Solvent-Reducible Paints
ASTM D2352-85(2015) Standard Test Method for Sulfur Dioxide in White Pigment Separated from Solvent-Reducible Paints
ASTM D1498-07 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D1498-14(2022)e1 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D4412-84(2002) Standard Test Methods for Sulfate-Reducing Bacteria in Water and Water-Formed Deposits
ASTM D4412-19 Standard Test Methods for Sulfate-Reducing Bacteria in Water and Water-Formed Deposits
ASTM D4412-84(1997) Standard Test Methods for Sulfate-Reducing Bacteria in Water and Water-Formed Deposits
ASTM D4412-84(2009) Standard Test Methods for Sulfate-Reducing Bacteria in Water and Water-Formed Deposits
ASTM D1498-14 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D4468-85(2006) Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and Rateometric Colorimetry
ASTM D2352-85(1999) Standard Test Method for Sulfur Dioxide in White Pigment Separated from Solvent-Reducible Paints
ASTM E159-17 Standard Test Method for Loss of Mass in a Reducing Gas Atmosphere for Cobalt, Copper, Tungsten, and Iron Powders (Hydrogen Loss)
ASTM D1498-08 Standard Test Method for Oxidation-Reduction Potential of Water

Professional Standard - Ferrous Metallurgy, cobalt sulfide reduction

YB/T 4508-2016 Iron powder for titanium dioxide via sulfate process
YB/T 4021-2007 Determination of total sulphur in naphthalene.reduction titration
YB/T 4021-1991 Determination method of total sulfur content in naphthalene - reduction titration method
YB 4021-1991 Determination method of total sulfur content in naphthalene - reduction titration method

工业和信息化部, cobalt sulfide reduction

HG/T 5767-2020 Catalyst for cobalt molybdenum sulfide
SJ/T 11640-2016 Tin slag antioxidant reducing agent
HG/T 5029-2016 Test method for activity of cobalt-molybdenum sulfidation catalyst
QC/T 1163-2022 Reductant filter for automotive diesel selective catalytic reduction (SCR) system
HG/T 5416-2018 Prereduced ammonia synthesis catalyst
HG/T 5030-2016 Method for analyzing the chemical composition of catalysts for cobalt and molybdenum sulfide
HG/T 5758-2020 Determination of reduction degree of ammonia synthesis catalyst
YS/T 1084.3-2018 Methods for chemical analysis of crude selenium Part 3: Determination of selenium content Hydroxylamine hydrochloride reduction gravimetric method and sodium thiosulfate titration method
HG/T 2781-2018 Determination of cobalt and molybdenum content in carbon monoxide sulfur-tolerant shift catalyst
HG/T 5040-2016 Analysis method of chemical components of prereduced ammonia synthesis catalyst
JB/T 14100-2020 Selective non-catalytic reduction flue gas denitrification device
YS/T 1332.3-2019 Methods for chemical analysis of crude copper and cobalt raw materials Part 3: Determination of sulfur content High frequency combustion-infrared spectroscopy
YB/T 4850-2020 Determination of direct reduced iron total iron, phosphorus, sulfur, silica, aluminum oxide, calcium oxide and magnesium oxide content by wavelength dispersive X-ray fluorescence spectrometry

Korean Agency for Technology and Standards (KATS), cobalt sulfide reduction

KS M ISO 6228:2010 Chemical products for industrial use－General method for determination of traces of sulphur compounds, as sulphate,by reduction and titrimetry
KS M ISO 6228:2020 Chemical products for industrial use ― General method for determination of traces sulphur compounds, as sulphate, by reduction and titrimetry
KS E ISO 11258-2017(2022) Iron ores for shaft direct-reduction feedstocks－Determination of the reducibility index, final degree of reduction and degree of metallization
KS M 9717-2004(2009) Chemical products for industrial use－General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry
KS M 9717-2013 Chemical products for industrial use－General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry
KS C IEC 60746-5-2014(2019) Expression of performance of electrochemical analyzers — Part 5: Oxidation-reduction potential or redox potential
KS M ISO 2997-2017(2022) Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
KS E ISO 11257:2017 Iron ores for shaft direct-reduction feedstocks－Determination of the low-temperature reduction-disintegration index and degree of metallization
KS E ISO 11257-2017(2022) Iron ores for shaft direct-reduction feedstocks－Determination of the low-temperature reduction-disintegration index and degree of metallization
KS M ISO 2997:2012 Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
KS M ISO 2997:2017 Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
KS D ISO 11950-2002(2012) Cold-reduced electrolytic chromium/chromium oxide-coated steel
KS E ISO 11256:2008 Iron ore pellets for shaft direct-reduction feedstocks-Determination of the clustering index
KS E ISO 11256:2017 Iron ore pellets for shaft direct-reduction feedstocks－Determination of the clustering index
KS E ISO 11257:2008 Iron ores for shaft direct-reduction feedstocks-Determination of the low-temperature reduction-disintegration index and degree of metallization
KS E ISO 9686-2011(2016) Direct reduced iron－Determination of carbon and/or sulfur－High-frequency combustion method with infrared measurement
KS E ISO 9686-2011(2021) Direct reduced iron－Determination of carbon and/or sulfur－High-frequency combustion method with infrared measurement
KS I ISO 6461-2014(2021) Water quality — Detection and enumeration of the spores of sulfite-reducing anaerobes(clostridia)
KS M ISO 5282-2007(2012) Aromatic hydrocarbons－Determination of sulphur content－Pitt－Ruprecht reduction and spectrophotometric method
KS E ISO 9507-2012(2017) Iron ores－Determination of total iron content－Titanium(III) chloride reduction methods
KS I ISO 11271-2016(2021) Soil quality－Determination of redox potential－Field method
KS E ISO 9686:2011 Direct reduced iron－Determination of carbon and/or sulfur－High-frequency combustion method with infrared measurement
KS E ISO 10213:2011 Aluminium ores－Determination of total iron content－Titanium trichloride reduction method
KS E ISO 9507:2012 Iron ores-Determination of total iron content-Titanium(III) chloride reduction methods
KS B 6399-2013 Performance evaluation method for NOx removal facilitiesby selective catalytic reduction
KS B 6399-2003 Performance evaluation method for NOx removal facilitiesby selective catalytic reduction
KS I ISO 11271:2006 Soil quality-Determination of redox potential-Field method
KS I ISO 11271:2016 Soil quality－Determination of redox potential－Field method
KS B 6399-2003(2008) Performance evaluation method for NOx removal facilitiesby selective catalytic reduction
KS E ISO 10213:2021 Aluminium ores — Determination of total iron content —Titanium trichloride reduction method

KR-KS, cobalt sulfide reduction

KS M ISO 6228-2020 Chemical products for industrial use ― General method for determination of traces sulphur compounds, as sulphate, by reduction and titrimetry
KS E ISO 4696-2-2017 Iron ores－Static test for low-temperature reduction-disintegration－Part 2:Reaction with CO
KS M ISO 2997-2017 Phosphoric acid for industrial use－Determination of sulphate content－Method by reduction and titrimetry
KS E ISO 11257-2017 Iron ores for shaft direct-reduction feedstocks－Determination of the low-temperature reduction-disintegration index and degree of metallization
KS I ISO 11271-2016 Soil quality－Determination of redox potential－Field method
KS I ISO 6461-2014 Water quality — Detection and enumeration of the spores of sulfite-reducing anaerobes(clostridia)
KS E ISO 10213-2021 Aluminium ores — Determination of total iron content —Titanium trichloride reduction method

Taiwan Provincial Standard of the People's Republic of China, cobalt sulfide reduction

CNS 1654-1966 Cobalt Sulfate
CNS 1758-1968 Iron by Hydrogen
CNS 12734-1990 Reducible Sulfur in Paper and Paperboard

BE-NBN, cobalt sulfide reduction

NBN T 03-132-1980 Sodium hydroxide for industrial use - Determination of sulphur compounds Method by reduction and titrimetry
NBN T 03-198-1980 Potassium hydroxide for industrial use - Determination of sulphur compounds - Method by reduction and titrimetry
NBN T 03-054-1979 Ammonium nitrate for industrial use - Determination of content of sulphur compounds - Method by reduction and titrimetry
NBN T 03-114-1979 Sodium carbonate for industrial use - Determination of sulphur compounds content - Method by reduction and titrimetry
NBN T 03-439-1983 Aluminium fluoride for industrial use - Determination of silica content -Spectrophotometric method using the reduced silicomolybdic complex
NBN T 03-528-1983 Sodium hexafluorosilicate for industrial use - Determination of sulphur compounds content - iodometric method after reduction
NBN T 03-042-1979 Nitric acid for industrial use - Determination of sulphate content - Method by reduction and titrimetry
NBN T 03-263-1980 Phosphoric acid for industrial use - Determination of sulphate content - Method by reduction and titrimetry
NBN T 03-273-1985 Phosphoric acid for industrial use - Determination of higher soluble sulfate contents -Titrimetric method after reduction

International Organization for Standardization (ISO), cobalt sulfide reduction

ISO 3194:1975 Potassium hydroxide for industrial use; Determination of sulphur compounds; Method by reduction and titrimetry
ISO 3198:1975 Sodium hydroxide for industrial use; Determination of sulphur compounds; Method by reduction and titrimetry
ISO 3329:1975 Ammonium nitrate for industrial use; Determination of content of sulphur compounds; Method by reduction and titrimetry
ISO 5143:1977 Sodium carbonate for industrial use; Determination of sulphur compounds content; Method by reduction and titrimetry
ISO 5442:1980 Sodium hexafluorosilicate for industrial use; Determination of sulphur compounds content; Iodometric method after reduction
ISO 11258:2007 Iron ores for shaft direct-reduction feedstocks - Determination of the reducibility index, final degree of reduction and degree of metallization
ISO 11258:2015 Iron ores for shaft direct-reduction feedstocks - Determination of the reducibility index, final degree of reduction and degree of metallization
ISO 6228:1980 Chemical products for industrial use; General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry
ISO 4696-2:1998 Iron ores - Static test for low-temperature reduction-disintegration - Part 2: Reaction with CO
ISO 4695:2007 Iron ores for blast furnace feedstocks - Determination of the reducibility by the rate of reduction index
ISO 4695:2015 Iron ores for blast furnace feedstocks - Determination of the reducibility by the rate of reduction index
ISO 4695:2021 Iron ores for blast furnace feedstocks - Determination of the reducibility by the rate of reduction index
ISO 11257:2022 Iron ores for shaft direct-reduction feedstocks — Determination of the low-temperature reduction-disintegration index and degree of metallization
ISO 2997:1974 Phosphoric acid for industrial use; Determination of sulphate content; Method by reduction and titrimetry
ISO 7215:2007 Iron ores for blast furnace feedstocks - Determination of the reducibility by the final degree of reduction index
ISO 4696-1:1996 Iron ores - Static test for low-temperature reduction-disintegration - Part 1: Reaction with CO, CO<(Index)2> and H<(Index)2>
ISO 7215:2015 Iron ores for blast furnace feedstocks - Determination of the reducibility by the final degree of reduction index
ISO 3328:1975 Nitric acid for industrial use; Determination of sulphate content; Method by reduction and titrimetry
ISO 13930:1998 Iron ores - Dynamic test for low-temperature reduction-disintegration
ISO 11257:1998 Iron ores - Determination of disintegration and metallization of feedstock for direct reduction by gas reforming processes
ISO 9989:1996 Determination of uranium in uranium dioxide powder and pellets - Iron(II) sulfate reduction/potassium dichromate oxidation titrimetric method
ISO 11257:2007 Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization
ISO 11257:2015 Iron ores for shaft direct-reduction feedstocks - Determination of the low-temperature reduction-disintegration index and degree of metallization
ISO 7058:1983 Phosphoric acid for industrial use; Determination of higher soluble sulfate contents; Titrimetric method after reduction
ISO 14388-2:2014 Soil quality - Acid-base accounting procedure for acid sulfate soils - Part 2: Chromium reducible sulfur (CRS) methodology
ISO 8298:1987 Determination of plutonium in nitric acid solutions — Method by oxidation by cerium(IV), reduction by iron(II) ammonium sulfate and amperometric back-titration with potassium dichromate
ISO 11271:2022 Soil quality — Determination of redox potential — Field method
ISO/TR 9686:2017 Direct reduced iron - Determination of carbon and/or sulfur - High-frequency combustion method with infrared measurement
ISO 9686:2006 Direct reduced iron - Determination of carbon and/or sulfur - High-frequency combustion method with infrared measurement
ISO 11271:2002 Soil quality - Determination of redox potential - Field method
ISO 9507:1990 Iron ores; determination of total iron content; titanium(III) chloride reduction methods
ISO 5282:1982 Aromatic hydrocarbons; Determination of sulphur content; Pitt-Ruprecht reduction and spectrophotometric method
ISO 9686:1992 Direct reduced iron; determination of carbon and/or sulfur content; high frequency combustion method with infrared measurement

German Institute for Standardization, cobalt sulfide reduction

DIN 19265:2007-04 pH-/redox-measurement - pH-/redox measuring apparatus - Technical requirements
DIN 19265:2007 pH-/redox-measurement - pH-/redox measuring apparatus - Technical requirements
DIN IEC 60746-5:1996-07 Expression of performance of electrochemical analyzers - Part 5: Oxidation-reduction potential or redox potential (IEC 60746-5:1992)
DIN 38404-6:1984-05 German standard methods for the examination of water, waste water and sludge; physical and physico-chemical parameters (group C); determination of the oxidation reduction (redox) potential (C 6)
DIN ISO 11271:2003 Soil quality - Determination of redox potential - Field method (ISO 11271:2002)
DIN 38404-6 Berichtigung 1:2018-12 German standard methods for the examination of water, waste water and sludge - Physical and physico-chemical parameters (group C) - Part 6: Determination of the oxidation reduction (redox) potential (C 6); Corrigendum 1
DIN ISO 11271:2022-11 Soil quality - Determination of redox potential - Field method (ISO 11271:2022); Text in German and English / Note: Date of issue 2022-10-14*Intended as replacement for DIN ISO 11271 (2003-03).

Association Francaise de Normalisation, cobalt sulfide reduction

NF T20-428:1976 Sodium hydroxyde for industrial use. Determination of sulphur compounds. Method by reduction and titrimetry.
NF T20-387:1977 Potassium hydroxide for industrial use. Determination of sulphur compounds. Method by reduction and titrimetry.
NF T20-059:1982 Chemical products for industrial use. General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry.
NF T20-287:1982 Nitric acid for industrial use. Determination of sulphate content. Method by reduction and titrimetry.
NF ISO 14388-2:2014 Qualité du sol - Méthode de comptage acide-base pour les sols sulfatés acides - Partie 2 : méthode de sulfato réduction au chrome
NF T20-272:1968 Chemical analysis of hydrochloric acid. Determination of oxidizing or reducing substances.
NF X31-557*NF ISO 11271:2003 Soil quality - Determination of redox potential - Field method.
NF ISO 9507:1990 Minerais de fer - Dosage du fer total - Méthode par réduction au chlorure de titane (III).
NF T90-415:1985 Testing water - Detection and enumeration of the spores of sulfite-reducing anaerobes and of sulfite-reducing (Clostridia) - General method by the standing tube technique.
NF T20-471:1973 Phosphoric acid for industrial use. Determination of sulphates. Titrimetric method after reduction.
NF X31-112-2*NF ISO 14388-2:2014 Soil quality - Acid-base accounting procedure for acid sulfate soils - Part 2 : chromium reducible sulfur (CRS) methodology
NF A20-410*NF ISO 9507:1990 Iron ores. Determination of total iron content. Titanium (III) chloride reduction methods.
NF ISO 11271:2003 Qualité du sol - Détermination du potentiel d'oxydoréduction - Méthode de terrain

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, cobalt sulfide reduction

GB/T 24236-2009 Iron ores for shaft direct-reduction feedstocks.Determination of the reducibility index,final degree of reduction and degree of metallization
GB/T 24235-2009 Iron ores for shaft direct-reduction feedstocks.Determination of the low temperature reduction-disintegration index and degree of metallization
GB/T 8039-1987 Benzol products of coal carbonization--Determination of total sulphur content--Reduction and spectrophotometric method
GB/T 8039-2009 Benzol products of coal carbonization-Determination of total sulphur content-Reduction and spectrophotometric method
GB/T 12737-1991 Chemical products for industrial use--General method for determination of traces of sulfate by reduction and titrimetry
GB/T 11064.9-1989 Lithium carbonate, lithium hydroxide monohydrate and lithium chloride--Determination of sulphide content--Reduction titrimetric method
GB/T 12737-2008 Chemical products for industrial use.General method for determination of traces of sulphur compounds,as sulphate,by reduction and titrimetry
GB/T 12684.3-1990 Boric acid for industrial use--Determination of sulphate content by reduction and titrimetry
GB 11841-1989 Determination of Uranium in Uranium Dioxide Powder and Pellets by Ferrous Sulfate Reduction Potassium Dichromate Oxidative Titration
GB/T 11841-1989 Uranium in uranium dioxide powder and pellets--Determination of uranium ferrous sulfate reduction-potassium dichromate oxidation titrimatric method
GB/T 223.67-1989 Methods for chemical analysis of iron,steel and alloy--The reducing distillation-methylene blue photometric method for the determination of sulfur content
GB/T 14643.5-1993 Industrial circulating cooling water sulfate--Reducing Bacteria--MPN test
GB/T 29652-2013 Direct reduced iron.Determination of carbon and sulfur.High frequency combustion with infrared absorption method
GB/T 26983-2011 Determination of sulfureted hydrogen, methyl mercaptan and ethyl mercaptan in crude oil
GB/T 15922-1995 Method for chemical analysis of cobalt ores--Determination of cobalt content--Flame atomic absorption spectrometric method
GB/T 3311-1982 Determination of cerium in cerium-tungsten alloys--Oxidation-reduction volumetry
GB/T 9726-1988 Chemical reagent--General rules for the determination of permanganate-reducing substances
GB 9726-1988 General rules for the determination of chemical reagents to reduce potassium permanganate
GB/T 9726-2007 Chemical reagent.General rule for the determination of permanganate-reducing substances
GB/T 25948-2010 Aluminium ores.Determination of total iron content.Titanium trichloride reduction method
GB/T 20245.5-2013 Expression of performance of electrochemical analyzers.Part 5:Oxidation-reduction potential or redox potential
GB/T 6730.5-2007 Iron ores.Determination of total iron content.Titanium(Ⅲ)chloride reduction methods
GB/T 6730.9-2016 Iron ores.Determination of silicon content.Silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate
GB/T 11848.1-1989 Determination of uranium in uranium ore concentrate by ferrous sulfate reduction potassium dichromate titrimatric method
GB/T 6730.9-2006 Iron ores. Determination of silicon contents The silicomolybdic blue spectrophotometric method by ammonium ferrous sulfate

RU-GOST R, cobalt sulfide reduction

GOST R 50673-1994 Household chemical products. Method for determination of sulphur-bearing reductants mass fraction
GOST 32438-2013 Goods of household chemistry. Method for determination of sulphur-bearing reductants mass fraction
GOST 8776-2010 Cobalt. Methods of chemical-atomic-emission spectral analysis
GOST 12575-2001 Sugar. Methods of reducing substances determination
GOST 12575-1986 Sugar. Methods of reducing substances determination
GOST 29185-1991 Food products. Methods for detection and quantity determination of sulphite-reducing clostridium

Guangdong Provincial Standard of the People's Republic of China, cobalt sulfide reduction

DB44/T 1054-2012 Tin slag antioxidant reduction agent

Professional Standard - Ocean, cobalt sulfide reduction

HY/T 177-2014 Determination of sulfate-reducing bacteria in seawater.MPN method

Japanese Industrial Standards Committee (JISC), cobalt sulfide reduction

JIS K 8968:1980 Cobalt (II) sulfate heptahydrate
JIS M 8720 AMD 1:2017 Iron ores -- Determination of low-temperature reduction-disintegration (Amendment 1)
JIS K 0400-45-10:2000 Water quality -- Determination of nitrogen -- Catalytic digestion after reduction with Devarda's alloy
JIS K 0350-60-10:2005 Testing method for detection and enumeration of sulfate-reducing bacteria in industrial water
JIS G 1234:2020 Iron and steel -- Determination of tellurium -- Tin (II) chloride reduction spectrophotometric method

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, cobalt sulfide reduction

GJB 5381.29-2005 Methods of chemical analysis for pyrotech. Part 29: Determination of sulfur content. Oxidation reduction method

British Standards Institution (BSI), cobalt sulfide reduction

BS 6337-1:1983 General methods of chemical analysis. Method for determination of traces of sulphur compounds by reduction and titrimetry
BS ISO 11258:2007 Iron ores for shaft direct-reduction feedstocks. Determination of the reducibility index, final degree of reduction and degree of metallization
BS ISO 11258:2015 Iron ores for shaft direct-reduction feedstocks. Determination of the reducibility index, final degree of reduction and degree of metallization
BS ISO 11257:2022 Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization
21/30436656 DC BS ISO 11257. Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization
BS ISO 14388-2:2014 Soil quality. Acid-base accounting procedure for acid sulfate soils. Chromium reducible sulfur (CRS) methodology
BS ISO 11257:2015 Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization
BS ISO 11257:2007 Iron ores for shaft direct-reduction feedstocks. Determination of the low-temperature reduction-disintegration index and degree of metallization
PD ISO/TR 9686:2017 Direct reduced iron. Determination of carbon and/or sulfur. High-frequency combustion method with infrared measurement
BS PD ISO/TR 9686:2017 Direct reduced iron. Determination of carbon and/or sulfur. High-frequency combustion method with infrared measurement
BS ISO 9686:2006 Direct reduced iron - Determination of carbon and/or sulfur - High-frequency combustion method with infrared measurement
BS ISO 11271:2002 Soil quality - Determination of redox potential - Field method

Military Standard of the People's Republic of China-General Armament Department, cobalt sulfide reduction

GJB 8682.29-2015 Methods of chemical analysis of pyrotechnic powders Part 29: Determination of sulfur content Oxidation-reduction method

RO-ASRO, cobalt sulfide reduction

STAS SR ISO 6228:1996 Chemical products for industrial use - General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry
STAS SR 13178-3-1994 Animal feeding stuffs. Bacteriological examination. Enumeration of sulfite-reducing Clostridium
STAS SR 12922-7-1995 Fish and fish products. Determination of sulfite-reducing anaerobes (Clostridia)

Professional Standard - Nuclear Industry, cobalt sulfide reduction

EJ 267.2-1984 Determination of Uranium in Uranium Ore Ferrous Sulfate Reduction/Ammonium Vanadate Oxidation Titration
EJ/T 266-1993 Determination of uranium in biuranate - ferrous sulfate reduction/potassium dichromate oxidation titration method
EJ/T 277-1986 Precise Determination of Uranium in High Purity U3O8 by Ferrous Sulfate Reduction/Potassium Dichromate Potentiometric Titration

Professional Standard - Machinery, cobalt sulfide reduction

JB/T 11880.8-2014 Diesel engines.Selective catalytic reduction (SCR) systems.Part 8: Selective catalytic reduction converters
JB/T 11782-2014 Diesel engines.NO<下标x> selective reduction agent.Technical specifications
JB/T 11880.9-2016 Diesel engines.Selective catalytic reduction (SCR) systems.Part 9: Catalysts

CU-NC, cobalt sulfide reduction

NC 44-07-1986 Ores. Gobalt and Nickel Sulfide Concentrate. Sampling
NC 44-08-5-1986 Ores Cobalt and Nickel Sulficie Concéntrate. VolumetriDetermination of Iron. Potassium Dichromat Method
NC 44-08-1986 Ores. Cobalt and Nickel Sulfide Concentrate. Chemical Analysis
NC 44-08-3-1986 Ores. Cobalt and Nickel Sulfide Concentrate. Photometric Determination of Cobalt R-Nitrous Salt Method
NC 44-08-2-1986 Ores. Cobalt and Nickel Sulfide Concentrate Total Nickel Determination
NC 44-08-1-1986 Ores. Cobalt and Nickel Sulfide Concentrate. Gravimetric Determination of Humidity

YU-JUS, cobalt sulfide reduction

JUS H.G8.369-1989 Reagents. Nickel(II) chloride hexahydrate. Determination of iron. and cobalt contents. Flame atomic absorption method
JUS H.G8.469-1991 Reagents. Nickel(II) sulphate x-hydrate. Determination of iron and cobalt contents. Flame atomic absorption method
JUS H.G8.038-1981 Reagents. Sulphuric acid. Determination ofpermanganate reducing substances content. Volumetric met- hod
JUS H.B8.638-1981 Sulphuric acid for industrial use. Determination of pe mangan a te reducing substances content Vol u me trk method
JUS H.B8.611-1979 Ahiminium oxide primarily used for the production of aluminium. Determination of phosphorus content - Reduced phosphomofybdate spectrophotometric method

Professional Standard - Aviation, cobalt sulfide reduction

HB 5220.4-1995 Chemical Analysis Methods of Superalloys - Determination of Sulfur Content by Reduction Distillation Absorbance Photometry
HB 5220.4-2008 Methods for chemical analysis of superalloys.Part 4: Determination of sulfur content by reducing distillation photometric method

PL-PKN, cobalt sulfide reduction

PN H04220-1954 Chemical analysis of cobalt -- Determination of sulphur content
PN T06513-02-1990 Measurement of redox potential value Industrial analyzers
PN Z04161-02-1986 Air purity protection ests for cobalt and its compounds etermination of cobalt and cobalt ompounds in work places by atomie bsorption spectrometry

Professional Standard - Petrochemical Industry, cobalt sulfide reduction

SH/T 0252-1992 Determination of Trace Sulfur in Light Petroleum Distillates (Nickel Reduction Method)

AENOR, cobalt sulfide reduction

UNE 55577:1990 SURFACE ACTIVE AGENTS. CHEMICAL PRODUCTS TO BE USED AS RAW-MATERIALS IN DETERGENT FORMULATIONS. GENERAL METHOD FOR DETERMINATION OF TRACES OF SULPHUR COMPOUNDS, AS SULPHATE, BY REDUCTION AND TITRIMETRY

TR-TSE, cobalt sulfide reduction

TS 1933-1975 PHOSPHOR1C ACID FOR ?NDUSTRIAI. USE DETERMINATION OF SULPHATE CONTENT- METHOD BY REDUCTION AND TITRIMETRY
TS 2467-1976 NITRIC ACID FOR INDUSTRIAL USE DETERMINATION OF SULPHATE CONTENT METHOD BY REDUCTION AND TITRIMETRY

VN-TCVN, cobalt sulfide reduction

TCVN 7594-2006 Soil quality.Determination of redox potential.Field method
TCVN 6638-2000 Water quality.Determination of nitrogen.Catalytic digestion after reduction with devarda's alloy

Professional Standard - Electricity, cobalt sulfide reduction

DL/T 1480-2015 Test method for oxidation-reduction potential of water

Instrument Society of America (ISA), cobalt sulfide reduction

ISA 77.82.01-2011 Selective Catalytic Reduction (SCR) Control Systems

IN-BIS, cobalt sulfide reduction

ZA-SANS, cobalt sulfide reduction

SANS 6133:2007 Enumeration of sulfate-reducing bacteria - Most probable number (MPN) technique

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, cobalt sulfide reduction

GB/T 34700-2017 Rare earth type selective catalytic reduction(SCR) denitration catalysts

Association of German Mechanical Engineers, cobalt sulfide reduction

VDI 3476 Blatt 3-2012 Waste gas cleaning - Methods of catalytic waste gas cleaning - Selective catalytic reduction

Professional Standard - Water Conservancy, cobalt sulfide reduction

SL 94-1994 Determination of oxidation-reduction potential (Electrometric method )

Professional Standard - Environmental Protection, cobalt sulfide reduction

HJ 746-2015 Soil—Determination of redox potential—Potential method

Henan Provincial Standard of the People's Republic of China, cobalt sulfide reduction

DB41/T 1305-2016 Diesel engine nitrogen oxide reducer urea

国家市场监督管理总局、中国国家标准化管理委员会, cobalt sulfide reduction

GB/T 37352-2019 Marine selective catalytic reduction（SCR） cellular-type denitrification catalysts

Professional Standard - Geology, cobalt sulfide reduction

DZ/T 0064.55-1993 Groundwater Quality Examination Method Determination of Iodide by Catalytic Reduction Method

Standard Association of Australia （SAA）, cobalt sulfide reduction

AS 4969.7:2008 Analysis of acid sulfate soil - Dried samples - Methods of test - Determination of chromium reducible sulfur (SCR)

Danish Standards Foundation, cobalt sulfide reduction

DS/ISO 11271:2004 Soil quality - Determination of redox potential - Field method

Professional Standard - Commodity Inspection, cobalt sulfide reduction

SN/T 1071-2014 Method for the determination of anaerobic sulfite-reducing clostridia in food for export
SN/T 1071-2002 Method for the determination of anaerobic sulfite-reducing clostridia in food for import and export

ES-AENOR, cobalt sulfide reduction

UNE 112-015-1994 Biological corrosion. Experimental method for pit potential determination in stainless steel, using sulfate reducing bacteria cultures by means of the potentiodynamic anodic polarization technique

Shandong Provincial Standard of the People's Republic of China, cobalt sulfide reduction

DB37/T 2603-2014 Technical Requirements for Selective Catalytic Reduction (SCR) Denitrification Catalysts in Shandong Province

Yunnan Provincial Standard of the People's Republic of China, cobalt sulfide reduction

DB53/T 590-2014 Palladium chloride chemical analysis method Determination of palladium content Hydrogen reduction gravimetric method

Professional Standard - Urban Construction, cobalt sulfide reduction

CJ/T 149-2001 Urban water supply-Determination of the spores of sulfite-reducing anaerobes(clostridia)