Determination method of total reducing power

Determination method of total reducing power, Total:317 items.

The international standard classification for "Determination method of total reducing power" includes: Powder metallurgy , Aluminium ores , Iron ores , Metalliferous minerals , Products of the chemical industry in general , Pigments and extenders , Starch and derived products , food products in general , Chemical analysis , Chromium ores , Organic chemicals , Cement. Gypsum. Lime. Mortar , Aromatic hydrocarbons , Water quality , Farming and forestry , Measurement of volume, mass, density, viscosity , Other non-ferrous metals and their alloys , Testing of metals , Geology. Meteorology. Hydrology .

The Chinese standard classification for "Determination method of total reducing power" includes: Powder metallurgy analysis method , Metallurgy material and auxiliary material in general , Iron ore , Metal and alloy powder , Basic standards and general methods for dye , Basic standards and general methods , Food processing and products in general , Inorganic chemicals in general , Chrome ore , Food sanitation , Organic chemicals in general , Cement , Basic organic chemicals , Analysis methods for toxic substances in water , Sugar-yielding crop and product , Basic standards and general methods , Hydrogeological survey , Basic standard and general method , Analysis methods for substances in ocean .

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 5009.7-2003 Determination of reducing sugar in foods
GB/T 1640-1979 Determination of the stability of solubilised reduced dyes
GB/T 12737-1991 Chemical products for industrial use－General method for determination of traces of sulfate by reduction and titrimetry
GB/T 25948-2010 Aluminium ores - Determination of total iron content - Titanium trichloride reduction method
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 13241-2017 Iron ores--Determination of reducibility
GB/T 24515-2008 Determination of reducibility expressed by reduction rate of iron ore for blast furnace
GB/T 5158.3-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
GB/T 24237-2009 Iron ore pellets for shaft direct-reduction feedstocks—Determination of the clustering index
GB/T 4469-1984 Test method for the reduction speed of vat dyes--Steam process
GB/T 24225-2009 Chromium ores—Determination of total iron content—Titrimetric method after reduction
GB/T 4469-2006 Vat dyes - determination of the reduction speed - Steam process
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 5009.7-1985 Determination method of reducing sugar in food
GB/T 24515-2009 Iron ores for blast furnace feedstocks-Determination of the reducibility by the rate of reduction index
GB 4469-1984 Test method for the reduction speed of vat dyes－Steam process
GB/T 5158.4-2001 Metallic powders--Determination of total oxygen content by reduction-extraction
GB/T 5513-1985 Inspection of grain and oilseeds--Methods for determination of reduced sugar and non-reduced sugar
GB/T 1639-1979 Determination of solubility of solubilised reduced dyes
GB/T 43875-2024 Determination method of total chromium in cement raw materials
GB/T 5158.1-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 1: General guidelines
GB/T 6324.3-1993 Organic chemical products for industrial use－Test method for the determination of permanganate-reducing substances
GB/T 13241-1991 Iron ores-Determination of reducibility
GB/T 5009.7-2008 Determination of reducing sugar in foods
GB/T 5158.4-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
GB/T 12099-1989 Method for determination of reducing power and dextrose equivalent of starch hydrolysis products

Professional Standard - Chemical Industry

HG/T 4736-2014 Textile dyeing and finishing auxiliaries-Reducing detergent-Determination of reducibility

Professional Standard - Ferrous Metallurgy

YB/T 4021-2007 Determination of Total Sulphur in Naphthalene - Reduction Titration
YB 4021-1991 Determination method of total sulfur content in naphthalene - reduction titration method
YB/T 4021-1991 Determination method of total sulfur content in naphthalene - reduction titration method

Professional Standard - Water Conservancy

SL 94-1994 Determination of oxidation - reduction potential (Electrometric method)
SL/T 271-2001 Water quality - Determination of total mercury - potassium borohydride reduction - cold atomic absorption spectrophotometer

未注明发布机构

JIS M 8713:1987 Test Methods for Determination of Reducibility of Iron Ores

Professional Standard - Agriculture

NY/T 1751-2009 Determination of reducing sugar in sugar beet root
ZB X 66040-1987 Determination of reducing sugar and non-reducing sugar in grain and oil crop inspection

Professional Standard - Hygiene

WS/T 25-1996 Urine—Determination of mercury—Cold atomic absorption spectrometric method-Ⅰ—Alkaline stannous chloride reduction method
WS/T 26-1996 Urine - Determination of mercury - Cold atomic absorption spectrometric method-Ⅱ - Acidic stannous chloride reduction method
WS/T 128-99 Reductive vaporization-atomic absorption spectrometry method for determination of mercury in workplace air
WS/T 128-1999 Workplace air. Determination of mercury. Reduction gasification-atomic absorption spectrometry method
WS/T 27-1996 Urine.Separate Determination of organic,inorganic and total mercury.Selective reduction cold atomic absorption spectrometric method

Professional Standard - Energy

NB/SH/T 0986-2019 Standard test method for determination of total oxygen in gasoline,diesel and methanol fuels by reductive pyrolysis

Professional Standard - Energy and Power Planning

DL/T 1480-2015 Test Method for Oxidation-reduction Potential of Water(ASTM D 1498-08,Stanadrd Test Method for Oxidation-reduction Potential of Water,MOD)

Professional Standard - Geology

DZ/T 0064.78-1993 Groundwater quality test methods - the determination of tritium with metallic zinc reduction method
DZ/T 0064.55-1993 Groundwater quality test methods - the determination of iodide with catalytic reduction method
DZ/T 0184.19-1997 Determination of zinc of hydrogen isotope in water in reduction method

Professional Standard - Non-ferrous Metal

YS/T 983-2014 Test method for measuring composition of polysilicon deposition reactor and TCS to STC converter vent gas
YS/T 1028.1-2015 Methods for chemical analysis of lithium iron phosphate―Part 1:Determination of total iron content―Titanium trichloride reduction potassium dichromate titration methods

Yunnan Provincial Standard of the People's Republic of China

DB53/T 590-2014 Palladium chloride chemical analysis method Determination of palladium content Hydrogen reduction gravimetric method
DB53/T 592-2014 Ruthenium trichloride chemical analysis method Determination of ruthenium content Hydrogen reduction gravimetric method
DB53/T 591-2014 Rhodium nitrate chemical analysis method Determination of rhodium content Hydrogen reduction gravimetric method
DB53/T 664.3-2015 Analytical methods for sugarcane quality - Part 3: Determination of reducing sugars

Professional Standard - Ocean

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

Professional Standard - Environmental Protection

HJ 746-2015 Soil- Determination of redov potential - Potential method

Gosstandart of Russia

GOST 27417-1987 Metal powders. Methods for determination of oxygen
GOST 27417-1998 Metallic powders. Determination of total oxygen by reduction - extraction
GOST R 54285-2010 Gasoline and methanol fuels. Determionation of total oxygen content by methods of reductive pyrolysis
GOST R 54285-2010(2019) Gasoline and methanol fuels. Determionation of total oxygen content by methods of reductive pyrolysis
GOST 33815-2016 Wine products and raw materials for it’s production. Method for determination of mass concentration of total and the reduced extract
GOST 18897-1973 Metal powder. Method for determination of metal powders losses while heating it in hydrogen
GOST 28657-1990 Iron ores. Determination of reducibility
GOST 12575-2024 Sugar. Methods for Determining Reducing Substances
GOST 18897-1998 Metallic powders. Determination of oxygen content by reduction methods. Loss of mass on hydrogen reduction (hydrogen loss)
GOST 28658-1990 Iron ores. Determination of relative reducibility
GOST 27402-1987 Vat dyes. Methods for determination of degree of dispersion
GOST 29006-1991 Metallic powders. Method for determination of hydrogen-reducible oxygen
GOST R 50549-1993 Starch hydrolysis products. Determination of reducing power and dextrose equivalent. Lane and Eynon constant titre method
GOST 27446-1987 Iron ores, aglomerates and pellets. Method for determination of strength after low-temperature static reduction

Association Francaise de Normalisation

NF EN ISO 4491-4:2019 Metal powders - Determination of oxygen by reduction methods - Part 4: total oxygen by reduction-extraction
XP CEN/TS 16660:2015 Characterization of waste - Characterization of waste - Leaching behavior tests - Determination of reducing properties and reduction capacity - Determination of reducing properties and reduction capacity...
NF A95-181-4*NF EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4 : total oxygen by reduction-extraction
NF ISO 9507:1990 Iron ores - Determination of total iron - Method by reduction with titanium (III) chloride
NF A95-181-4:1993 Metallic powders. Determination of oxygen content by reduction methods. Part 4: total oxygen by reduction-extraction
NF ISO 11271:2003 Soil quality - Determination of redox potential - Field method
NF A20-409:1990 Iron ores. Determination of total iron content. Silver reduction titrimetric method.
NF A95-181-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: total oxygen by reduction-extraction
NF A20-410*NF ISO 9507:1990 Iron ores. Determination of total iron content. Titanium (III) chloride reduction methods.
XP X30-491*XP CEN/TS 16660:2015 Characterisation of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
NF EN ISO 4491-3:2006 Metal powders - Determination of oxygen by reduction methods - Part 3: oxygen reducible by hydrogen
NF A20-204:1986 Iron ores. Determination of reductibility.
NF A95-181-3*NF EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3 : hydrogen-reducible oxygen
NF A95-181-3:1989 Metallic powders. Determination of oxygen content by reduction methods. Part 3 : hydrogen-reductible oxygen.
NF T20-471:1973 Phosphoric acid for industrial use. Determination of sulphates. Titrimetric method after reduction.

British Standards Institution (BSI)

BS EN ISO 4491-4:2019 Metallic powders. Determination of oxygen content by reduction methods. Total oxygen by reduction-extraction
BS EN 24491-4:1993 Metallic powders. Determination of oxygen content by reduction methods-Total oxygen by reduction-extraction
BS EN ISO 4491-4:2013 Metallic powders. Determination of oxygen content by reduction methods. Total oxygen by reduction-extraction
BS 7020-4.3:1990 Analysis of iron ores. Method for the determination of total iron content-Silver reduction titrimetric method
BS 7020-4.2:1990 Analysis of iron ores. Method for the determination of total iron content. Titanium (III) chloride reduction methods
BS ISO 2597-2:2019 Iron ores. Determination of total iron content. Titrimetric methods after titanium(III) chloride reduction
BS ISO 2597-2:2008 Iron ores - Determination of total iron content - Titrimetric methods after titanium(III) chloride reduction
BS 6598:1985 Method for determination of reducibility of iron ores
BS ISO 2597-2:2015 Iron ores. Determination of total iron content. Titrimetric methods after titanium(III) chloride reduction
BS 3338-11:1961(2011) Method for The determination of tin in solders (Nickel coil reduction method)
BS ISO 2597-1:2006 Iron ores - Determination of total iron content - Titrimetric method after tin (II) chloride reduction
BS ISO 11271:2002 Soil quality - Determination of redox potential - Field method
BS 7020 Sec.4.2:1990 Analysis of iron ores. Method for the determination of total iron content. Titanium (III) chloride reduction methods
BS EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Hydrogen-reducible oxygen
BS 6337-1:1983 General methods of chemical analysis. Method for determination of traces of sulphur compounds by reduction and titrimetry
BS ISO 4695:1995 Iron ores. Determination of reducibility
BS EN ISO 4491-2:1999 Metallic powders - Determination of oxygen content by reduction methods - Loss of mass on hydrogen reduction (hydrogen loss)
BS EN 24491-2:1993 Metallic powders. Determination of oxygen content by reduction methods-Loss of mass on hydrogen reduction (hydrogen loss)
06/30155256 DC BS ISO 2597-2. Iron ores. Determination of total iron content. Part 2. Titrimetric methods after titanium(III) chloride reduction

German Institute for Standardization

DIN EN ISO 4491-4:2019-09 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019); German version EN ISO 4491-4:2019 / Note: Applies in conjunction with DIN ISO 4491-1 (1990-06).
DIN ISO 4491-4:1990 Metallic powders; determination of oxygen content by reduction methods; total oxygen by reduction-extraction; identical with ISO 4491-4:1989
DIN EN ISO 4491-4 E:2019-03 Determination of Oxygen Content in Metal Powders by Reduction Method Part 4: Determination of Total Oxygen Content by Reduction and Extraction Method (Draft)
DIN CEN/TS 16660:2015-08*DIN SPEC 19638:2015-08 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity; German version CEN/TS 16660:2015
DIN CEN/TS 16660:2015*DIN SPEC 19638:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
DIN EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019)
DIN EN ISO 4491-4 E:2019 Draft Document - Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO/FDIS 4491-4:2018); German and English version prEN ISO 4491-4:2018
DIN EN ISO 4491-4:2019-03 Draft Document - Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO/FDIS 4491-4:2018); German and English version prEN ISO 4491-4:2018
DIN EN 16660 E:2013 Draft Document - Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity; German version prEN 16660:2013
DIN ISO 4491-3:1998-07 Determination of oxygen content of metal powders by reduction method - Part 3: Reduction of oxygen by hydrogen
DIN ISO 4491-1:1990 Metallic powders; determination of oxygen content by reduction methods; general guidelines; identical with ISO 4491-1:1989
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).
DIN EN ISO 4491-3:2006-06 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:1997); German version EN ISO 4491-3:2006
DIN EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2013); German version EN ISO 4491-4:2013
DIN EN 16660 E:2013-09 Waste leaching behavior test to determine reduction characteristics and reduction capacity
DIN ISO 11271:2003 Soil quality - Determination of redox potential - Field method (ISO 11271:2002)
DIN EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:1997); English version of DIN EN ISO 4491-3:2006-06

Spanish Association for Standardization (UNE)

UNE-EN ISO 4491-4:2020 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019)
UNE-EN 24491-4:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)
UNE 59027:1988 ERRATUM LEATHER. DETERMINATION OF TOTAL SILICON CONTENT. REDUCED MOLYBDOSILICATE SPECTROMETRIC METHOD
UNE 59027:1988 LEATHER. DETERMINATION OF TOTAL SILICON CONTENT. REDUCED MOLYBDOSILICATE SPECTROMETRIC METHOD
UNE 83-212-1989 Determination of reducing agent (reducing power) content in concrete, plaster and grout
UNE-EN ISO 4491-4:2014 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2013)
UNE 83212:1989 EX ADMIXTURES FOR CONCRETES, MORTARS AND GROUTS. DETERMINATION OF THE CONTENT OF REDUCERS (REDUCING POWER)
UNE 34198:1984 ERRATUM SUGARS. DETERMINATION OF REDUCER SUGARS AS INVERSED SUGAR. (KNIGHT AND ALLEN METHOD).
UNE 34198:1984 SUGARS. DETERMINATION OF REDUCER SUGARS AS INVERSED SUGAR. (KNIGHT AND ALLEN METHOD).
UNE 34197:1984 SUGARS. DETERMINATION OF REDUCER SUGARS AS INVERSED SUGAR. METHOD OF BERLIN INSTITUTE.
UNE 22144:1990 DIRECT REDUCED IRON. DETERMINATION OF METALLIC IRON CONTENT. TITRIMETRIC METHOD.

Danish Standards Foundation

DANSK DS/ISO 4491-4:2019 Metallic powders – Determination of oxygen content by reduction methods – Part 4: Total oxygen by reduction-extraction
DS/EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
DANSK DS/EN ISO 4491-4:2019 Metallic powders – Determination of oxygen content by reduction methods – Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019)
DS/EN 24491-4:1993 Metallic powders. Determination of oxygen content by reduction methods. Part 4: Total oxygen by reduction-extraction
DANSK DS/CEN/TS 16660:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
DANSK DS/EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
DS/EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen

Korean Agency for Technology and Standards (KATS)

KS D ISO 4491-4-2003(2023) Metallic powders - Determination of oxygen content by reduction methods Part 4 : Total oxygen by reduction-extraction
KS D ISO 4491-4-2003(2018) Metallic powders - Determination of oxygen content by reduction methods Part 4 : Total oxygen by reduction-extraction
KS D ISO 4491-4:2003 Metallic powders-Determination of oxygen content by reduction methods-Part 4:Total oxygen by reduction-extraction
KS D ISO 4491-4-2023 Metallic powders - Determination of oxygen content by reduction methods Part 4 : Total oxygen by reduction-extraction
KS E ISO 6130-2021 Chromium ores — Determination of total iron content —Titrimetric method after reduction
KS E ISO 6130:2021 Chromium ores — Determination of total iron content —Titrimetric method after reduction
KS E ISO 6130:2011 Chromium ores－Determination of total iron content－Titrimetric method after reduction
KS E ISO 10213-2021 Aluminium ores — Determination of total iron content —Titanium trichloride reduction method
KS E ISO 10213:2021 Aluminium ores — Determination of total iron content —Titanium trichloride reduction method
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 E ISO 10213-2011(2016) Aluminium ores－Determination of total iron content－Titanium trichloride reduction method
KS E ISO 9507-2022 Iron ores－Determination of total iron content－Titanium(III) chloride reduction methods
KS M ISO 5400:2012 Leather-Determination of total silicon content-Reduced molybdosilicate spectrometric method
KS M ISO 5400-2022 Leather－Determination of total silicon content－Reduced molybdosilicate spectrometric method
KS M ISO 5400-2012(2022) Leather－Determination of total silicon content－Reduced molybdosilicate spectrometric method
KS E 3035-1993 Test methods for determination of reducibility of iron ores
KS E ISO 2597-2:2009 Iron ores－Determination of total iron content－Part 2：Titrimetric methods after titanium(III) chloride reduction
KS E ISO 2597-1-2022 Iron ores－Determination of total iron content－Part 1：Titrimetric method after tin(II) chloride reduction
KS M ISO 5400-2012(2017) Leather－Determination of total silicon content－Reduced molybdosilicate spectrometric method
KS D ISO 4491-1-2008(2023) Metallic powders — Determination of oxygen content by reduction methods — Part 1 : General guidelines
KS E ISO 2597-2-2019 Iron ores－Determination of total iron content－Part 2：Titrimetric methods after titanium(III) chloride reduction
KS D ISO 4491-3-2008(2018) Metallic powders - Determination of oxygen content by reduction methods Part 3 : Hydrogen reducible oxygen
KS M 5522-1984 Methods for determination of Titanium dioxide pigments (alumin(i)um reduction)
KS E ISO 2597-1-2007(2022) Iron ores－Determination of total iron content－Part 1：Titrimetric method after tin(II) chloride reduction
KS E ISO 2597-1:2007 Iron ores－Determination of total iron content－Part 1：Titrimetric method after tin(II) chloride reduction
KS D ISO 4491-3:2008 Metallic powders-Determination of oxygen content by reduction methods-Part 3:Hydrogen reducible oxygen
KS E ISO 7215-2018 Iron ores for blast furnace feedstocks — Determination of the reducibility by the final degree of reduction index
KS E ISO 6130-2011(2016) Chromium ores－Determination of total iron content－Titrimetric method after reduction
KS D ISO 4491-3-2023 Metallic powders - Determination of oxygen content by reduction methods Part 3 : Hydrogen reducible oxygen
KS E ISO 7990-2002(2017) Manganese ores and concentrates－Determination of total iron content－Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
KS D ISO 4491-3-2008(2023) Metallic powders - Determination of oxygen content by reduction methods Part 3 : Hydrogen reducible oxygen
KS E ISO 7215:2018 Iron ores for blast furnace feedstocks — Determination of the reducibility by the final degree of reduction index
KS E ISO 4695:2018 Iron ores for blast furnace feedstocks — Determination of the reducibility by the rate of reduction index
KS E 3035-2018 Iron ores — Determination of reducibility
KS E 3035-2023 Iron ores — Determination of reducibility
KS E ISO 11258-2022 Iron ores for shaft direct-reduction feedstocks－Determination of the reducibility index, final degree of reduction and degree of metallization
KS E ISO 4695-2018 Iron ores for blast furnace feedstocks — Determination of the reducibility by the rate of reduction index
KS E 3035-2008 Iron ores－Determination of reducibility
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 H ISO 8151-2006(2016) Dried milk -- Determination of nitrate content -- Method by cadmium reduction and spectrometry (Screening method)

Ente Nazionale Italiano di Unificazione

UNI EN 24491-4:1993 Metallic powders. Determination of oxygen content by reduction methods. Total oxygen by reduction-extraction.
UNI EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
UNI CEN/TS 16660:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
UNI EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
UNI EN ISO 4491-2:2001 Metallic powders - Determination of oxygen content by reduction methods - Loss of mass on hydrogen reduction (hydrogen loss)
UNI EN 24491-2:1993 Metallic powders. Determination of oxygen content by reduction methods. Loss of mass on hydrogen reduction (hydrogen loss).
UNI 10370:1994 Determinatiion of the oxidation- reduction potential.
UNI EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen

International Organization for Standardization (ISO)

ISO 4491-4:2019 Metallic powders — Determination of oxygen content by reduction methods — Part 4: Total oxygen by reduction-extraction
ISO 9508:1990 Iron ores; determination of total iron content; silver reduction titrimetric method
ISO 4491-4:2013 Metallic powders.Determination of oxygen content by reduction methods.Part 4: Total oxygen by reduction-extraction
ISO 4491-4:1989 Metallic powders; determination of oxygen content by reduction methods; part 4: total oxygen by reduction-extraction
ISO 10213:1991 Aluminium ores; determination of total iron content; titanium trichloride reduction method
ISO 2597-2:2008 Iron ores - Determination of total iron content - Part 2: Titrimetric methods after titanium(III)chloride reduction
ISO 2597-2:2015 Iron ores - Determination of total iron content - Part 2: Titrimetric methods after titanium(III) chloride reduction
ISO 9438:1989 Metallurgical-grade fluorspar — Determination of total phosphorus content — Reduced molybdophosphate spectrometric method
ISO 11258:1999 Iron ores - Determination of reducibility and metallization of feedstock for direct reduction by gas reforming processes
ISO 9438:1993 Metallurgical-grade fluorspar; determination of total phosphorus content; reduced-molybdophosphate spectrometric method
ISO 5400:1984 | IULTCS Leather — Determination of total silicon content — Reduced molybdosilicate spectrometric method
ISO 4491-1:1989 Metallic powders; determination of oxygen content by reduction methods; part 1: general guidelines
ISO 4491-1:2023 Metallic powders — Determination of oxygen content by reduction methods — Part 1: General guidelines
ISO 2597-2:2019 Iron ores — Determination of total iron content — Part 2: Titrimetric methods after titanium(III) chloride reduction
ISO 6676:1990 Acid-grade and ceramic-grade fluorspar — Determination of total phosphorus content — Reduced-molybdophosphate spectrometric method
ISO 2597-1:2006 Iron ores - Determination of total iron content - Part 1: Titrimetric method after tin(II) chloride reduction
ISO 6676:1993 Acid-grade and ceramic-grade fluorspar; determination of total phosphorus content; reduced-molybdophosphate spectrometric method
ISO 4491-3:1989 Metallic powders; determination of oxygen content by reduction methods; part 3: hydrogen-reducible oxygen
ISO 4491-3:1997 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
ISO 4695:1984 Iron ores; Determination of reducibility
ISO 4695:1995 Iron ores - Determination of reducibility
ISO 11256:1998 Iron ore pellets - Determination of clustering of feedstock for direct reduction by gas reforming processes
ISO 7990:1985 Manganese ores and concentrates; Determination of total iron content; Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method
ISO 6130:1985 Chromium ores; Determination of total iron content; Titrimetric method after reduction
ISO 6382:1981 General method for determination of silicon content; Reduced molybdosilicate spectrophotometric method

CZ-CSN

CSN ISO 9507:1993 Iron ores. Determination of total iron content. Titanium (III) chloride reduction methods
CSN ISO 6130:1992 Chromium ores - Determination of total iron content - Titrimetric method after reduction
CSN 44 1821-1983 Iron ores, aglomerates and pellets. Methods for determination of reducibility
CSN 56 0160-7-2000 Methods for testing of sugar products. Determinatíon of reducing agents.
CSN 56 0160-7-1994 Methods for testing of sugar products. Determination of reducing agents
CSN 560160-7-2000 Methods for testing of sugar products. Determination of reducing agents
CSN ISO 7393-3:1995 Water quality. Determination of free chlorine and total chlorine. Part 3: Iodometric titration method for the determination of total chlorine
CSN 56 0161-3-1995 Methods for testing of liquid sugars. Determination of reducing sugars content.
CSN 44 1819-1984 Ironore pellets. Method for determination of swelling during reduction
CSN ISO 9438:1992 Metallurgical-grade fluorspar - Determination of total phosphorus content - Reduced molybdophosphate spectrometric method
CSN 50 0388-1973 Determination of reducible sulphur in páper

European Committee for Standardization (CEN)

prEN 24491-4-1992 Metallic powders; determination of oxygen content by reduction methods; part 4: total oxyen by reduction-extraction (ISO 4491-4:1989)
EN 24491-4:1993 Metallic Powders - Determination of Oxygen Content by Reduction Methods - Part 4: Total Oxygen by Reduction-Extraction (ISO 4491-4: 1989)
CEN/TS 16660:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
PD CEN/TS 16660:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
EN ISO 4491-1:2023 Metallic powders - Determination of oxygen content by reduction methods - Part 1: General guidelines (ISO 4491-1:2023)
EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen

RO-ASRO

STAS SR EN 24491-4-1995 Metallic powders. Determination of oxygen content by reduction, methods. Part 4: Total oxygen by reduction-extraction
STAS SR 4895-4-1997 Tobacco and tobacco products Determination of total reducing sugas, soluble sugars and total reducing substance. Manganometric method
STAS 10403-1975 LIGNIN SULPHONIC PRODUCTS Determination of total reducing sugars
SR 110-5-1995 Sugar. Methods of analysis. Determination of reducing substances
STAS SR 13359-9-1998 Glucose. Methods of analysis Determination of reducing sugars Polarimetric method
SR ISO 5377:1993 Starch hydrolysis products. Determination of reducing power and dextrose equivalent. Lane and Eynon constant titre method
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

Bureau of Indian Standards

IS 5644-4-2023 Metallic Powders - Determination of Oxygen Content by Reduction Methods Part 4 Total Oxygen by Reduction - Extraction
IS 17010-2018 Tobacco and Tobacco Products â€” Determination of Reducing and Total Sugars
IS 582-13-2022 METHODS OF CHEMICAL TESTING OF LEATHER Part 13 Determination of total silicon content Reduced molybdosilicate spectrometric method
IS 14795-2000 Method for Determination of Clustering of Iron Oxide Feedstock for Direct Reduction Processes
IS 4394-2023 Textile Dyestuffs-Method For Determination Of Strength Of Homogeneous Vat Dyestuffs
IS 12381-1994 Coal (Char) Reactivity for Direct Reduction Process - Method of Determination
IS 5644-3-2005 Metallic Powders - determination of Oxygen Content by Reduction Methods - Part 3 Hydrogen - Reducible oxygen
IS 14373-1996 Determination Of Sticking Of Iron Ores Used In Direct Reduction By Gaseous Reducing Agent

Standards Norway

NS-EN ISO 4491-4:2013 Metallic powders — Determination of oxygen content by reduction methods — Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2013)
NS-EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019)
NS-EN 24491-4:1993 Metallic powders — Determination of oxygen content by reduction methods — Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)
SN-CEN/TS 16660:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity

IN-BIS

IS 5644 Pt.4-1993 Metal powders - Determination of oxygen content by reduction method Part 4 Determination of total oxygen by reduction-extraction method
IS 4394-1988 Method for determination of intensity of homogeneous vat dyes
IS 8604-1977 Method for determination of compressive strength after reduction of pellets
IS 5970-1970 Method for estimating the strength (reducing content) of dissolved vat dyes
IS 12381-1987 Method for determination of coal (CHAR) reactivity during direct reduction
IS 8846-1989 Tobacco and tobacco products—Methods for determination of reducing sugars and sucrose

AR-IRAM

IRAM 14 007-1958 Determination of reducing sugars and non-reducing sugars in milk and dairy products
IRAM 14 507-1960 How to measure reducing sugars in wine

NL-NEN

NEN-ISO 4491-4:1993 Metallic powders. Determination of oxygen content by reduction methods. Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)

Swedish Institute for Standards

SS-EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2019)
SS-EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:2013)
SS-EN 24491-4:1993 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)
SIS-CEN/TS 16660:2015 Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity
SS-ISO 9507:2018 Iron ores - Determination of total iron content - Titanium(III) chloride reduction methods (ISO 9507:1990, IDT)
SS-ISO 2597-2:2019 Iron ores - Determination of total iron content - Part 2: Titrimetric methods after titanium(III) chloride reduction (ISO 2597-2:2019, IDT)
ISO 4491-3 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
SS-ISO 11271:2003 Soil quality - Determination of redox potential - Field method

American Society for Testing and Materials (ASTM)

ASTM D8247-19 Standard Test Method for Determination of Total Fluorine and Total Chlorine in Coal by Oxidative Pyrohydrolytic Combustion Followed by Ion Chromatography Detection
ASTM D5622-24 Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM D4468-85(2011) Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and
Rateometric Colorimetry
ASTM D5622-95(2000) Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM D5622-17 Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM RR-D02-1338 1994 D5622-Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM D4468-85(2015) Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and Rateometric Colorimetry
ASTM D4468-85(2000) Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and Rateometric Colorimetry
ASTM D984-97 Standard Test Methods for Reducible Sulfur in Paper
ASTM D5622-95(2005) Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM D984-97(2002) Standard Test Methods for Reducible Sulfur in Paper
ASTM D984-97(2007) Standard Test Methods for Reducible Sulfur in Paper
ASTM D2031-97 Determination of reducing substances in purified pyridine
ASTM D5622-95(2011) Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM D1498-08 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D1498-14 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D5622-16 Standard Test Methods for Determination of Total Oxygen in Gasoline and Methanol Fuels by Reductive Pyrolysis
ASTM D4468-85(2006) Standard Test Method for Total Sulfur in Gaseous Fuels by Hydrogenolysis and Rateometric Colorimetry
ASTM E465-23 Standard Test Methods for Determination of Manganese (IV) in Manganese Ores by Redox Titrimetry
ASTM E1071-85(1989)e1 Standard Test Method for Determination of Reducibility of Iron Ores
ASTM E465-24 Standard Test Methods for Determination of Manganese (IV) in Manganese Ores by Redox Titrimetry

Lithuanian Standards Office

LST EN 24491-4-2000 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction (ISO 4491-4:1989)

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 2597-2:2017 Iron ores -- Determination of total iron content -- Part 2: Titrimetric methods after titanium(III) chloride reduction
BH GSO ISO 4695:2016 Iron ores for blast furnace feedstocks -- Determination of the reducibility by the rate of reduction index

GCC Standardization Organization

GSO ISO 2597-2:2016 Iron ores -- Determination of total iron content -- Part 2: Titrimetric methods after titanium(III) chloride reduction
GSO ISO 5400:2014 Leather -- Determination of total silicon content -- Reduced molybdosilicate spectrometric method
GSO ISO 2597-1:2015 Iron ores -- Determination of total iron content -- Part 1: Titrimetric method after tin(II) chloride reduction
GSO ISO 4695:2013 Iron ores for blast furnace feedstocks -- Determination of the reducibility by the rate of reduction index
GSO ISO 4696-2:2013 Iron ores for blast furnace feedstocks -- Determination of low-temperature reduction-disintegration indices by static method -- Part 2: Reduction with CO and N2
GSO ISO 4491-3:2016 Metallic powders -- Determination of oxygen content by reduction methods -- Part 3: Hydrogen-reducible oxygen
GSO ISO 11258:2013 Iron ores for shaft direct-reduction feedstocks -- Determination of the reducibility index, final degree of reduction and degree of metallization
GSO ISO 6130:2017 Chromium ores -- Determination of total iron content -- Titrimetric method after reduction
GSO ISO 4696-1:2013 Iron ores for blast furnace feedstocks -- Determination of low-temperature reduction-disintegration indices by static method -- Part 1: Reduction with CO, CO2, H2 and N2
GSO ISO 5377:2015 Starch hydrolysis products -- Determination of reducing power and dextrose equivalent -- Lane and Eynon constant titre method
GSO ISO 15967:2013 Direct reduced iron -- Determination of the tumble and abrasion indices of hot briquetted iron (HBI)
GSO ISO 4829-2:2015 Steel and iron -- Determination of total silicon content -- Reduced molybdosilicate spectrophotometric method -- Part 2: Silicon contents between 0,01 and 0,05 %
GSO ISO 4829-1:2013 Steel and cast iron -- Determination of total silicon content -- Reduced molybdosilicate spectrophotometric method -- Part 1: Silicon contents between 0,05 and 1,0 %

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 2597-2:2016 Iron ores -- Determination of total iron content -- Part 2: Titrimetric methods after titanium(III) chloride reduction
OS GSO ISO 4491-3:2016 Metallic powders -- Determination of oxygen content by reduction methods -- Part 3: Hydrogen-reducible oxygen
OS GSO ISO 11258:2013 Iron ores for shaft direct-reduction feedstocks -- Determination of the reducibility index, final degree of reduction and degree of metallization
OS GSO ISO 4695:2013 Iron ores for blast furnace feedstocks -- Determination of the reducibility by the rate of reduction index

PL-PKN

PN A74855-06-1987 Sugar Test methods Determination of reducing substances content
PN P04675-07-1989 Cotton Determination of reducing sugars

VN-TCVN

TCVN 4594-1988 Canned foods.Determination of total sugar, reducing sugar and starch content
TCVN 4653-1-2009 Iron ores.Determination of total iron.content.Part 1: Titrimetric method after tin(Ⅱ) chloride reduction

Japanese Industrial Standards Committee (JISC)

JIS M 8212:2022 Iron ores -- Determination of total iron content -- Potassium dichromate titrimetric method after titanium (III) chloride reduction
JIS M 8713:2009 Iron ores -- Determination of reducibility by the final degree of reduction index
JIS M 8720:2023 Iron ores -- Determination of low-temperature reduction-disintegration
JIS M 8713:2021 Iron ores -- Determination of reducibility by the final degree of reduction index

Indonesia Standards

SNI 19-7117.19-2009 Exhaust Emissions from Stationary Sources Part 19: Turbidimetric Total Reduced Sulfur (TRS) Test Method Using a Spectrophotometer

SCC

SPC GB/T 5513-2019 Inspection of grain and oils -- Determination of reduced sugar and non-reduced sugar in grain (TEXT OF DOCUMENT IS IN CHINESE)

CEN - European Committee for Standardization

EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction

YU-JUS

JUS B.G8.306-1989 Chrottium ores. Determiuation of total iron content. Titrimetric method after reduction

Others: Method for Determination of Total Reducing Sugars,Determination method of reducing power,Determination method of total reducing power,Determination method of reducing sugar and total sugar,Determination method of total reducing power