redox peak pair

redox peak pair, Total:184 items.

The international standard classification for "redox peak pair" includes: Powder metallurgy , Cadmium, cobalt and their alloys , Chemical laboratories. Laboratory equipment , Iron ores , Products of the chemical industry in general , Other non-ferrous metals and their alloys .

The Chinese standard classification for "redox peak pair" includes: Powder metallurgy analysis method , Rare metals and their alloys analysis method , Electrochemical, thermochemistry and optical profile type analyzer , Iron ore , Dye , Rare refractory metals and their compounds .

Professional Standard - Electron

SJ/T 11640-2016 Anti-oxidation Reducer for Solder Dross

Guangdong Provincial Standard of the People's Republic of China

DB44/T 1054-2012 Tin slag antioxidant reduction agent

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 - Environmental Protection

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

Professional Standard - Ferrous Metallurgy

YB/T 6337.1-2024 Resource utilization of mill scales—part 1: mill scales for reduced iron powders

Henan Provincial Standard of the People's Republic of China

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

Professional Standard - Water Conservancy

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

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

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 5158.3-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
GB/T 20245.5-2013 Expression of performance of electrochemical analyzers—Part 5:Oxidation-reduction potential or redox potential
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 5158.4-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
GB/T 3311-1982 Determination of cerium in cerium-tungsten alloys--Oxidation-reduction volumetry

Professional Standard - Nuclear Industry

EJ 267.3-1984 Determination of Uranium in Uranium Ore Titanium Trioxide Reduction/Ammonium Vanadate Oxidation Titration

Professional Standard - Chemical Industry

HG/T 3418-2002 Sulphur vat navy blue 4RB
HG/T 3418-1988 Sulphur vat navy blue 4RB
HG/T 3418-2010 Sulphur vat dark blue 4RB(C.I. Vat blue 43)

Professional Standard - Non-ferrous Metal

YS/T 500-2013 Determination of Cerium Content in Cerium-tungsten Alloys Oxidation - Reduction Titration
YS/T 500-2006 Determination of cerium in cerium-tungsten alloys -- oxidation-reduction volumetry

Professional Standard - Machinery

JB/T 11782-2014 Diesel Engines - NOX Selective Reduction Agent - Technical Specifications

Chongqing Provincial Standard of the People's Republic of China

DB50/T 503-2013 Determination of dicumyl peroxide content in paint industry (redox capacity method)

Group Standards of the People's Republic of China

T/CICEIA /CAMS5-2019 Low freezing point reductant solution for automobile SCR
T/CISA 168-2021 Technical specification for iron oxide scale for preparation of reduced iron powder

Yunnan Provincial Standard of the People's Republic of China

DB53/T 639.1-2014 Methods for chemical analysis of direct reduced iron - Part 1: Determination of calcium oxide, magnesium oxide, aluminum oxide content by EDTA titration

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

GJB 5381.24-2005 Methods of chemical analysis for pyrotech. Part 24: Determination of ferriferous oxide and ironic oxide content. Oxidation reduction method
GJB 5381.23-2005 Methods of chemical analysis for pyrotech. Part 23: Determination of manganese dioxide content. Oxidation reduction method

Military Standard of the People's Republic of China-General Armament Department

GJB 8682.23-2015 Methods of chemical analysis of pyrotechnic powders Part 23: Determination of manganese dioxide content Oxidation-reduction method
GJB 8682.24-2015 Methods for chemical analysis of pyrotechnic powders Part 24: Determination of ferric oxide and ferric oxide content Oxidation-reduction method

Taiwan Provincial Standard of the People's Republic of China

CNS 1758-1968 Iron by Hydrogen

German Institute for Standardization

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 IEC 746-5:1996 Expression of redox potential or redox potential Part 5: Redox potential (IEC 746-5:1992)
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 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 4491-3:1998-07 Determination of oxygen content of metal powders by reduction method - Part 3: Reduction of oxygen by hydrogen
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 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
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 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 V 70071:2005-06 Diesel engines - NOx reduction agent AUS 32 - Test methods
DIN 70070:2005-08 Diesel engines - NOx-Reduction agent AUS 32 - Quality requirements
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

Czech Standards Institute (UNMZ)

CSN 68 4066-1983 Pure chemicals. Preparation of measuring solutions for oxidation-reduction titrations
CSN ISO 7215:1993 Iron ores. Determination of realtive reducibility

American Water Works Association (AWWA)

AWWA PATH50801 The Effect of Oxidation-Reduction Potential (ORP) on Drinking Water Disinfection
AWWA WQTC57137 Oxidant and Redox Potential Effects on the Corrosion of Distribution System Materials
AWWA WQTC65762 Effect of Chemical and Biological Oxidation and Reduction of Manganese in Drinking Water Quality and Supply
AWWA ACE59936 Redox Chemistry of Chromium in Drinking Water Systems
AWWA JAW30299 Journal AWWA — The Effect of Sulfur-Based Reducing Agents and GAC Filtration on Chlorine Dioxide By-Products
AWWA WQTC60752 Relationships between Oxidation-Reduction Potential, Oxidant, and pH in Drinking Water
AWWA WQTC62606 The Influence of Oxidation Reduction Potential on Inorganic Fouling of Quartz Surfaces in UV Disinfection Systems
AWWA WQTC60658 Advanced Techniques for Bromate Reduction: Pilot Testing Chlorine Dioxide, Chloramination, and MIEX Treatment with Ozonation
AWWA ACE62948 Atrazine Degradation through Reductive and Oxidative Transformation by Zerovalent Iron (ZVI)

Ente Nazionale Italiano di Unificazione

UNI 10370:2010 Water quality - Determination of the oxidation-reduction potential
UNI 10370:1994 Determinatiion of the oxidation- reduction potential.
UNI EN 10202:1992 Cold reduced electrolytic chromium/chromium oxide coated steel.
UNI EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
UNI EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
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

Bureau of Indian Standards

IS 13673-5-1999 Expression of Performance of Electrochemical Analyzers - Part 5 : Oxidation-Reduction Potential or Redox Potential
IS 99-1950 Specification for zinc oxide reduction in ointments for paints
IS 11292-1985 Method for determination of relative reducing properties of iron oxide: lump ores, sinter and pellets
IS 5644-3-2005 Metallic Powders - determination of Oxygen Content by Reduction Methods - Part 3 Hydrogen - Reducible oxygen
IS 14795-2000 Method for Determination of Clustering of Iron Oxide Feedstock for Direct Reduction Processes
IS 12929-1990 Feedstocks (Iron Oxide and Natural Gas) for Gas-Based Direct Reduction Processes - Guidance
IS 11795-1996 Guidelines For Ash Softening Studies On Solid Reductants For Direct Reduction
IS 5644-4-2023 Metallic Powders - Determination of Oxygen Content by Reduction Methods Part 4 Total Oxygen by Reduction - Extraction
IS 5644 Pt.4-1993 Metal powders - Determination of oxygen content by reduction method Part 4 Determination of total oxygen by reduction-extraction method

Korean Agency for Technology and Standards (KATS)

KS C IEC 60746-5-2014(2024) Expression of performance of electrochemical analyzers — Part 5: Oxidation-reduction potential or redox potential
KS C IEC 60746-5-2019 Expression of performance of electrochemical analyzers — Part 5: Oxidation-reduction potential or redox potential
KS C IEC 60746-5-2014(2019) Expression of performance of electrochemical analyzers — Part 5: Oxidation-reduction potential or redox potential
KS C IEC 60746-5-2024 Expression of performance of electrochemical analyzers — Part 5: Oxidation-reduction potential or redox potential
KS D ISO 11950-2002(2012) Cold-reduced electrolytic chromium/chromium oxide-coated steel
KS D ISO 11950-2013 Cold-reduced electrolytic chromium/chromium oxide-coated steel
KS D ISO 4491-3-2008(2023) Metallic powders - Determination of oxygen content by reduction methods Part 3 : Hydrogen reducible oxygen
KS D ISO 4491-3-2023 Metallic powders - Determination of oxygen content by reduction methods Part 3 : Hydrogen reducible oxygen
KS D ISO 4491-3:2008 Metallic powders-Determination of oxygen content by reduction methods-Part 3:Hydrogen reducible oxygen
KS D ISO 4491-4-2023 Metallic powders - Determination of oxygen content by reduction methods Part 4 : Total oxygen by reduction-extraction
KS D ISO 4491-3-2008(2018) Metallic powders - Determination of oxygen content by reduction methods Part 3 : Hydrogen reducible oxygen
KS I ISO 11271-2016(2021) Soil quality－Determination of redox potential－Field method
KS I ISO 11271-2021 Soil quality－Determination of redox potential－Field method
KS M 5522-1984 Methods for determination of Titanium dioxide pigments (alumin(i)um reduction)
KS D ISO 4491-4-2003(2023) Metallic powders - Determination of oxygen content by reduction methods Part 4 : Total oxygen by reduction-extraction
KS I ISO 11271-2016 Soil quality－Determination of redox potential－Field method
KS I ISO 11271:2016 Soil quality－Determination of redox potential－Field method
KS I ISO 11271:2006 Soil quality-Determination of redox potential-Field method
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

GCC Standardization Organization

GSO IEC 60746-5:2014 Expression of performance of electrochemical analyzers - Part 5: Oxidation-reduction potential or redox potential
GSO ISO 4491-3:2016 Metallic powders -- Determination of oxygen content by reduction methods -- Part 3: Hydrogen-reducible oxygen
GSO IEC/TR 62456:2013 An electrochemical reference system for use in different solvent media - The decamethylated ferricinium/ferrocene redox couple
GSO ISO 11950:2021 Cold-reduced tinmill products — Electrolytic chromium/chromium oxide-coated steel

The Directorate General of Specifications and Metrology (DGSM)

OS GSO IEC 60746-5:2014 Expression of performance of electrochemical analyzers - Part 5: Oxidation-reduction potential or redox potential
OS GSO ISO 4491-3:2016 Metallic powders -- Determination of oxygen content by reduction methods -- Part 3: Hydrogen-reducible oxygen
OS GSO ISO 11271:2013 Soil quality - Determination of redox potential - Field method

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO IEC 60746-5:2016 Expression of performance of electrochemical analyzers - Part 5: Oxidation-reduction potential or redox potential

COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)

TCVN 7594-2006 Soil quality.Determination of redox potential.Field method

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 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Hydrogen-reducible oxygen
BS EN 10202:1990 Specification for cold reduced electrolytic chromium/chromium oxide coated steel
PD IEC/TR 62456:2007 An electrochemical reference system for use in different solvent media. The decamethylated ferricinium/ferrocene redox couple
BS PD IEC/TR 62456:2007 An electrochemical reference system for use in different solvent media. The decamethylated ferricinium/ferrocene redox couple
BS EN ISO 4491-4:2013 Metallic powders. Determination of oxygen content by reduction methods. Total oxygen by reduction-extraction
BS ISO 11271:2022 Soil quality. Determination of redox potential. Field method
BS ISO 11271:2002 Soil quality - Determination of redox potential - Field method
BS ISO 22241-1:2019+A1:2019 Diesel engines. NOx reduction agent AUS 32 - Quality requirements
BS EN 24491-2:1993 Metallic powders. Determination of oxygen content by reduction methods-Loss of mass on hydrogen reduction (hydrogen loss)
BS 851:1939 Chemically prepared oxides and hydrated oxides of iron (marigold maroon and yellow) pure and reduced

Standards Norway

NS-EN 10202:1989 Cold reduced electrolytic chromium/chromium oxide coated steel
NS-EN ISO 4491-3:2006 Metallic powders — Determination of oxygen content by reduction methods — Part 3: Hydrogen-reducible oxygen (ISO 4491-3:1997)
NS 9054:1981 Sodium hydroxide for industrial use — Determination of sulphur compounds — Method by reduction and titrimetry
NS 9047:1981 Sodium hydroxide for industrial use — Determination of silica content — Reduced silico-molybdic complex photometric method
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)

Polski Komitet Normalizacyjny (PKN)

PN H04964-1991 Metallic powders. Determination of oxygen content by hydrogen-reducible method
PN T06513-02-1990 Measurement of redox potential value Industrial analyzers

Association Francaise de Normalisation

NF EN ISO 4491-3:2006 Metal powders - Determination of oxygen by reduction methods - Part 3: oxygen reducible by hydrogen
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 T20-272:1968 Chemical analysis of hydrochloric acid. Determination of oxidizing or reducing substances.
NF EN ISO 4491-4:2019 Metal powders - Determination of oxygen by reduction methods - Part 4: total oxygen by reduction-extraction
NF X31-557*NF ISO 11271:2003 Soil quality - Determination of redox potential - Field method.
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 11271:2003 Soil quality - Determination of redox potential - Field method
NF T20-383:1977 Potassium hydroxide for industrial use. Determination of silica content. Reduced molybdosilicate photometric method.

International Organization for Standardization (ISO)

ISO 4696-2:1998 Iron ores - Static test for low-temperature reduction-disintegration - Part 2: Reaction with CO
ISO 4491-3 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
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 11271:2022 Soil quality — Determination of redox potential — Field method
ISO 11271:2002 Soil quality - Determination of redox potential - Field method
ISO 4491-3:2025 Metallic powders — Determination of oxygen content by reduction methods — Part 3: Hydrogen-reducible oxygen
ISO 4491-4:2013 Metallic powders.Determination of oxygen content by reduction methods.Part 4: Total oxygen by reduction-extraction
ISO 995:1975 Potassium hydroxide for industrial use; Determination of silica content; Reduced molybdosilicate photometric method
ISO 984:1974 Sodium hydroxide for industrial use; Determination of silica content; Reduced silico-molybdic complex photometric method
ISO 4491-4:2019 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 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

Danish Standards Foundation

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
DANSK DS/ISO 4491-4:2019 Metallic powders – Determination of oxygen content by reduction methods – Part 4: Total oxygen by reduction-extraction
DS/ISO 11271:2004 Soil quality - Determination of redox potential - Field method
DANSK DS/ISO 11271:2003 Soil quality – Determination of redox potential – Field method
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)

American Society for Testing and Materials (ASTM)

ASTM D1498-93 Standard Practice for Oxidation-Reduction Potential of Water
ASTM D1498-00 Standard Practice for Oxidation-Reduction Potential of Water
ASTM D1498-14(2022)e1 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D1498-07 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D1498-14 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM D1498-08 Standard Test Method for Oxidation-Reduction Potential of Water
ASTM F27-83(1988) Practical Method for Preparing Test Ingots by Hydrogen Reduction of Germanium Dioxide
ASTM G200-09 Standard Test Method for Measurement of Oxidation-Reduction Potential (ORP) of Soil
ASTM G200-20 Standard Test Method for Measurement of Oxidation-Reduction Potential (ORP) of Soil

International Electrotechnical Commission (IEC)

IEC TR 62456:2007 An electrochemical reference system for use in different solvent media - The decamethylated ferricinium/ferrocence redox couple
IEC 60746-5:1992 Expression of performance of electrochemical analyzers; part 5: oxidation-reduction potential or redox potential

Swedish Institute for Standards

SS-EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:1997)
SS-ISO 11271:2003 Soil quality - Determination of redox potential - Field method

Spanish Association for Standardization (UNE)

UNE-EN ISO 4491-3:2007 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:1997)
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-ISO 11271:2007 Soil quality -- Determination of redox potential -- Field method. (ISO 11271:2002)

European Committee for Standardization (CEN)

EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen
EN ISO 4491-4:2019 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
EN ISO 4491-4:2013 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction
EN ISO 4491-3:2025 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:2025)

National Association of Corrosion Engineers (NACE)

NACE Paper 03749-2014 Synergistic effect of sulfur-reducing bacteria and carbon dioxide on carbon steel corrosion and its chemical treatment control method

Lithuanian Standards Office

LST EN ISO 4491-3:2006 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:1997)

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 28658-1990 Iron ores. Determination of relative reducibility

Belgian Standards Institute

NBN T 03-191-1980 M?THODE PHOTOMETRIQUE AU MOLYBDOSILICATE REDUIT
NBN T 03-126-1980 Sodium hydroxide for industrial use - Determination of silica content - Reduced silico-molybdic comrlex photometric method
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

National Standardisation Body (ASRO)

STAS SR EN 24491-4-1995 Metallic powders. Determination of oxygen content by reduction, methods. Part 4: Total oxygen by reduction-extraction

Yugoslav Association for Standardization

JUS H.B8.611-1979 Ahiminium oxide primarily used for the production of aluminium. Determination of phosphorus content - Reduced phosphomofybdate spectrophotometric method

Standard Association of Australia （SAA）

AS K52:1937 Specification and methods of sampling and testing for reduced titanium dioxide pigment