Ferrous ion titration masking agent

Ferrous ion titration masking agent, Total:198 items.

The international standard classification for "Ferrous ion titration masking agent" includes: Iron ores , Ferroalloys , Manganese ores , Surface active agents , Chemical analysis of metals , Ferrous metals , Water quality , Other organic chemicals , Cadmium, cobalt and their alloys , Examination of water for chemical substances , Titanium and titanium alloys , Other non-ferrous metals and their alloys , Metalliferous minerals , Power stations in general , Sewage water .

The Chinese standard classification for "Ferrous ion titration masking agent" includes: Iron ore , Steel and iron alloy analysis method , Manganese ore , Tooth paste, soap and detergent , Analysis methods for toxic substances in water , Basic standards and general methods for surface active agent , Organic chemicals in general , Rare metals and their alloys analysis method , Basic standards and general methods for water treatment agent , Rare metal ore , Precious metals and its alloy analysis method , Electric power testing technique , Analysis methods for industrial wastewater and pollutants .

工业和信息化部

YB/T 4510-2017 Direct reduced iron. Determination of iron(Ⅱ)content. The potassium dichromate titration after decompositionof sample by ferric chloride
YB/T 4726.2-2018 Iron-bearing dust and sludge. Determination of chloride ion content. Silver aitrate titration method
YB/T 4726.11-2021 Ferric-containing dust and sludge-Determination of iron (Ⅱ) oxide content-Potassium dichromate titrimetric method
YB/T 4566.3-2016 Ferrovanadium nitride. Determination of vanadium content. Ammonium ferrous sulfate titrimetric method
YS/T 1415-2021 Determination of acidity in leaching solution of zinc hydrometallurgy- Complex masking-neutralization titration
YS/T 1047.10-2015 Method for chemical analysis of copper magnetite―Part 10:Determination of iron(Ⅱ)oxide content―Potassium dichromate titration method
YB/T 4710-2018 Steel slag. The determination of iron(II)oxide content. The potassium dichromate titrimetric method

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

GB/T 6730.8-2016(英文版) Iron ore-Determination of ferrous iron content-Potassium dichromate titration method
GB/T 27581-2011 Electromagnetic interference shielding film—Electroless copper plating solution—Method of determining concentration of Ni2+ and Cu2+
GB/T 1506-2002 Manganese ores--Determination of manganese content--Potentiometric method and ammonium iron (Ⅱ) sulphate titrimetric method
GB/T 6365-1986 Surface active agents; Determination of free alkalinity or free acidity; Titrimetric method
GB/T 1506-2016 Manganese ores—Determination of manganese content—Potentiometric method and ammonium iron(Ⅱ) sulphate titrimetric method
GB/T 7494-1987 quality - Determination of anionic surfactants - Methylene blue spectrophotometric method
GB/T 6730.8-2016 Iron ores一Determination of iron (Ⅱ)content一 Potassium dichromate titrimetric method
GB/T 24583.1-2019(英文版) Vanadium-nitrogen alloys-Determination of vanadium content-Ammonium ferrous sulfate titration method
GB/T 8639.1-1988 Vanadium; Determination of vanadium content; Potassium permanganate-ammonium ferrous sulphate volumetric method
GB/T 32784-2016 Pig iron contenting nickel―Determination of chromium content―Ammonium per sulfate-ammonium ferrous sulfate titration method
GB 223.58-1987 Methods for chemical analysis of iron,steel and alloy; The sodium arsenite-sodium nitrite titrimetric method for the determination of manganese content
GB/T 4702.1-2016 Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method
GB/T 6365-2006 Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method
GB/T 8704.5-2007 Ferrovanadium—Determination of vanadium content—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method
GB/T 15555.7-1995 Solid waste - Determination of chromium(VI) - Titrimetric method
GB/T 5174-1985 Surface active agents-Detergents-Determination of cationic-active matter-Direct two-phase titrati
GB/T 5173-1995 Active agents and detergents - Determination of anionic-active matter by direct two - Phase titration procedure
GB/T 6730.32-2013 Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method
GB/T 15555.8-1995 Solid waste - Determination of total chromium - Titrimetric method
GB/T 24583.1-2009 Vanadium-Nitrogen alloy—Determination of vanadium content—The ammonium ferrous sulfate titration method
GB/T 13199-1991 Water quality--Determination of anionic detergent--Potentiometric method
GB/T 6730.70-2013 Iron ores - Determination of total iron content - Titrimetric method after tin(Ⅱ) chloride reduction
GB/T 4698.10-2020 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 10：Determination of chromium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry（with vanadium）
GB/T 223.13-2000 Methods for chemical analysis of iron, steel and alloy－The ammonium ferrous sulfate titration method for the determination of vanadium content
GB/T 6730.71-2014 Iron ores—Determination of acid-soluble iron(Ⅱ) content—Titrimetric method
GB 6365-1986 Surface active agents－Determination of free alkalinity or free acidity－Titrimetric method
GB/T 223.58-1987 Methods for chemical analysis of iron,steel and alloy--The sodium arsenite-sodium nitrite titrimetric method for the determination of manganese content
GB/T 4701.4-2008 Ferrotitanium - Determinatino of manganese content - Arsenite-salt and sodium-salt titrimetric method and periodate photometric method

Group Standards of the People's Republic of China

T/QAS 014-2020 Determination of Chloride Ion Content in Fertilizer Potentiometric Titration
T/CFIAS 6008-2024 Feed additive-determination of total ferrous and free iron in complexed (chelated) iron

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 24583.1-2019 Vanadium-nitrogen—Determination of vanadium content—Ammonium ferrous sulfate titration method
GB/T 5173-2018 Surface active agents—Detergents—Determination of anionic-active matter content—Direct two-phase titration procedure
GB/T 8454-2020 Reduced ilmenite powder for welding rob-Determination of ferrous iron content- Potassi um dichromate titrimetric method
GB/T 8704.5-2020 Ferrovanadium-Determination of vanadium content-The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method
GB/T 5174-2018 Surface active agents—Detergents—Determination of cationic-active matter content—Direct two-phase titration procedure
GB/T 38812.1-2020 Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method

中华人民共和国环境保护部

GB 13199-1991 Water quality-Determination of anionic detergent-Potentiometric method
GB 7494-1987 Water quality-Determination of anionic surfactants-Methylene blue spectrophotometric method

Professional Standard - Agriculture

SN/T 5056-2018 Determination of fluoride ion, nitrite ion, nitrate ion, phosphate ion and sulfate ion in sodium chloride by ion chromatography
GB 5174-1985 Determination of Cationic Actives in Detergents by Direct Two-Phase Titration

Professional Standard - Commodity Inspection

SN/T 3121-2012 Determination of high cobalt content in Steel-Potentiometric titration method after separation by ion exchange
SN/T 3320.2-2012 Ferromanganese - Part 2: Determination of manganese content - Ammonium ferrous sulfate titrimetric method after ammonium nitrate oxidation
SN/T 3323.1-2012 Mill scale - Part 1: Determination of ferrous oxide-Potassium dichromate titration

Professional Standard - Petroleum

SY/T 6571-2012 Evaluation Method for Performance of Ferric Ion Stabilizing Agents in Acidizing
SY 6571-2012 Performance Evaluation Method of Iron Ion Stabilizer for Acidification
SY/T 6571-2003 Evaluation methods for performance of ferric ion stabilizing agents in acidizing

未注明发布机构

ASTM RR-D12-1012 1997 D6173-Test Method for Determination of Various Anionic Surfactant Actives by Potentiometric Titration

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

GB/T 4698.12-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys - Part 12: Determination of vanadium content - Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry

Professional Standard - Non-ferrous Metal

YS/T 1075.4-2015 Methods for chemical analysis of vanadium-aluminium and molybdenum-aluminium master alloys―Part 4:Determination of vanadium content―Inductively coupled plasma atomic emission spectrometry and ammonium ferrous sulfate titration
YS/T 645-2007 Method for analysis of gold compounds determination of gold content potentiometric titration using ferrous sulfate
YS/T 358.8-2011 Methods for chemical analysis of tantalite,columbite concentrate—Part 8:Determination of ferrous content—Potassium dichromate titrimetric method
YS/T 540.1-2006 Vanadium -- Determination of vanadium content -- Potassium permanganate-ammonium ferrous sulphate volumetric method

Professional Standard - Ferrous Metallurgy

YB/T 547.1-2014 Vanadium slag-Determination of vanadium pentoxide content-Ammonium ferrous sulfate titrimetric method
YB/T 159.3-2015 Tiatanium concentrate(rock minerals). Determination of ferrous oxide content. The potassium dichromate titrimetric method

Professional Standard - Aviation

HB 5218.18-1995 Aluminum Alloy Chemical Analysis Method Ferrous Ammonium Sulfate Titration Method for Determination of Chromium Content

Professional Standard - Nuclear Industry

EJ 267.2-1984 Determination of Uranium in Uranium Ore Ferrous Sulfate Reduction/Ammonium Vanadate Oxidation Titration

Liaoning Provincial Standard of the People's Republic of China

DB21/T 608-1991 Determination of carbonate and bicarbonate ions in soil soluble salts - double indicator titration method

Professional Standard - Electricity

DL/T 954-2005 Analysis of water and steam in fossil fuel power plant Determination of fluoride acetate formate chloride nitrite nitrate phosphate and sulfate by ion chromatography

Jiangxi Provincial Standard of the People's Republic of China

DB36/T 689-2012 Chemical analysis method of ionic rare earth raw ore Determination of total amount of rare earth in ionic phase EDTA titration method

Professional Standard - Coal

MT/T 251-2000 Determination of nitrous radical in coal mine water

YU-JUS

JUS H.G8.276-1987 Reagents. lron(ll)sulphate heptahydrate. Measurement ofpH. Potenciometric method
JUS H.G8.177-1983 Reagents. Potassium dicyanoaurate (i). Determination of free cyanide content. Potentiometric method
JUS H.G8.017-1980 Reagents. Hydrochloric acid. Determination ofnilphites oontent. Iodimetric method
JUS H.G8.179-1983 Reagents. Potassium dicyanoaurate (I). Determination of copper content. Potentiometric method

American Society for Testing and Materials (ASTM)

ASTM D3049-89(2003) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
ASTM D304-95(1999) Standard Specification for n -Butyl Alcohol (Butanol)
ASTM D3049-89(2009) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
ASTM D3049-89(2016) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
ASTM D1681-05(2014) Standard Test Method for Synthetic Anionic Active Ingredient in Detergents by Cationic Titration Procedure
ASTM D1681-05 Standard Test Method for Synthetic Anionic Active Ingredient in Detergents by Cationic Titration Procedure
ASTM D1681-92(1997) Standard Test Method for Synthetic Anionic Active Ingredient in Detergents by Cationic Titration Procedure
ASTM D3049-89(1996)e1 Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
ASTM D6173-97(2014) Standard Test Method for Determination of Various Anionic Surfactant Actives by Potentiometric Titration
ASTM D4251-89(2009) Standard Test Method for Active Matter in Anionic Surfactants by Potentiometric Titration

SCC

AWWA JAW46208 Journal AWWA — Evaluating Ferrous Iron for Chlorite Ion Removal
NS-EN 14480:2004 Surface active agents — Determination of anionic surface active agents — Potentiometric two-phase titration method
DANSK DS/EN 14480:2004 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
SPC GB/T 24583.1-2019 Vanadium-nitrogen -- Determination of vanadium content -- Ammonium ferrous sulfate titration method (TEXT OF DOCUMENT IS IN CHINESE)
DANSK DS/EN 903:1994 Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS
BS EN ISO 9020:1998 Binders for paints and varnishes. Determination of free-formaldehyde content of amino resins. Sodium sulfite titrimetric method
DANSK DS/EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
NS-EN 14669:2005 Surface active agents — Determination of anionic surface active agents and soaps in detergents and cleansers — Potentiometric two-phase titration method
SN-CEN/TS 15451:2006 Fertilizers — Determination of chelating agents — Determination of iron chelated by EDDHSA by ion pair chromatography
AENOR UNE-EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
UNE-CEN/TS 15451:2007 EX Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
DANSK DS/EN ISO 8502-12:2005 Preparation of steel substrates before application of paints and related products – Tests for the assessment of surface cleanliness – Part 12: Field method for the titrimetric determination of water-soluble ferrous ions
DANSK DS/EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
NS-EN 15451:2008 Fertilizers — Determination of chelating agents — Determination of iron chelated by EDDHSA by ion pair chromatography
DIN EN ISO 8502-12 E:2013 Draft Document - Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 12: Field method for the titrimetric determination of water-soluble ferrous ions (ISO/DIS 8502-1...

AENOR

UNE-EN 14480:2005 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
UNE 55540:1979 SURFACE ACTIVE AGENTS. DETERMINATION OF FREEE ALKALINITY OR FREE ACIDITY. TITRIMETRIC METHOD
UNE-EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
UNE 55520:1991 SURFACE ACTIVE AGENTS. DETERGENTS. DETERMINATION OF ANIONIC-ACTIVE MATTER. MANUAL OR MECHANICAL DIRECT TWO-PHASE TITRATION PROCEDURE.
UNE-EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography

Danish Standards Foundation

DS/EN 14480:2004 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
DS/EN 14480/AC:2006 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
DS/EN 903:1994 Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS
DS/EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
DS/EN ISO 8502-12:2005 Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 12: Field method for the titrimetric determination of water-soluble ferrous ions
DS/EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography

ES-UNE

UNE-EN 14480:2005/AC:2006 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method

Association Francaise de Normalisation

NF EN 14480:2004 Surfactants - Determination of anionic surfactants - Potentiometric method of titration in two phases
NF T73-287*NF EN 14480:2004 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
NF ISO 22863-10:2021 Fireworks - Test methods for the determination of specific chemical substances - Part 10: Nitrogen content in nitrocellulose by titration of iron (II) sulfate ion
NF T73-205:1977 Surface active agents. Determination of free alkalinity or free acidity. Titrimetric method.
NF T73-258*NF ISO 2271:1990 Surface active agents. Detergents. Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure.
NF EN 903:1994 Water quality - Determination of anionic surfactants by measuring the SABM methylene blue index
NF T90-039*NF EN 903:1994 Water quality - Determination of anionic surfactants by measurement of the methylene blue index mbas
NF EN 15451:2008 Engrais - Dosage des agents chélatants - Dosage du fer chélaté par EDDHSA par chromatographie d'appariement d'ions
NF T73-291*NF EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method.
NF T73-293*NF EN 14880:2005 Surface active agents - Determination of inorganic sulphate content in anionic surface active agents - Potentiometric lead selective electrode titration method.
NF EN 14669:2005 Surfactants - Determination of anionic surfactants and soaps in detergents and cleaning agents - Potentiometric titration method in two phases

Lithuanian Standards Office

LST EN 14480-2005 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
LST EN 14480-2005/AC-2006 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
LST EN 14669-2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
LST EN 15451-2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
LST EN ISO 8502-12:2005 Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 12: Field method for the titrimetric determination of water-soluble ferrous ions (ISO 8502-12:2003)

German Institute for Standardization

DIN EN 14480:2004 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method; German version EN 14480:2004
DIN ISO 2271:1982 Surface active agents; detergents; determination of anionic-active matter (direct two-phase titration procedure)
DIN EN 14480 Berichtigung 1:2006 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method; German version EN 14480:2004, Corrigenda to DIN EN 14480:2004-11; German version EN 14480:2004/AC:2006
DIN EN 14480:2004-11 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method; German version EN 14480:2004
DIN EN 903:1994 Water quality; determination of anionic surfactants by measurement of the methylene blue index MBAS (ISO 7875-1:1984, modified); German version EN 903:1993
DIN EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method; German version EN 14669:2005
DIN EN 15451:2008-11 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography; German version EN 15451:2008
DIN 54402:2009-04 Testing of ion exchangers - Determination of the total capacity of anion exchangers
DIN 54402:2009 Testing of ion exchangers - Determination of the total capacity of anion exchangers
DIN 54403:2009 Testing of ion exchangers - Determination of the total capacity of cation exchangers

British Standards Institution (BSI)

BS EN 14480:2004(2009) Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
BS EN 14480:2004 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method
BS EN 903:1994(2008)*BS 6068-2.23:1994 Water quality — Determination of anionic surfactants by measurement of the methylene blue index MBAS
BS EN 903:1994 Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS
BS EN ISO 8502-12:2004 Preparation of steel substrates before application of paints and related products. Tests for the assessment of surface cleanliness. Field method for the titrimetric determination of water-soluble ferrous ions
BS EN ISO 8502-12:2003 Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Field method for the titrimetric determination of water-soluble ferrous ions
BS EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
BS EN ISO 8502-12:2004(2005)*BS 7079-B12:2004 Preparation of steel substrates before application of paints and related products — Tests for the assessment of surface cleanliness — Part 12 : Field method for the titrimetric determination of water - soluble ferrous ions

BE-NBN

NBN T 63-122-1980 Surface active agents - Detergents- Determination of anionic active matter - Direct two-phase titration method
NBN T 63-127-1980 Surface active agents - Detergents -Dermination of cationic-active matter - Direct two-phase titration
NBN T 63-131-1980 Surface active agents - DEermination of free alkalinity or free acidity - Titrimetric method
NBN-ISO 2271:1990 Surface active agents - Detergents - Détermination of anionic-active matter by manual or mechanical direct two-phase titration procedure

Canadian General Standards Board （CGSB)

CGSB 2.11-94 17.3-CAN/CGSB-1994 Methods of Sampling and Testing of Soaps and Detergents Determination of the Anionic Active Ingredient Content (By Cationic Titration)

International Organization for Standardization (ISO)

ISO 2871:1973 Surface active agents — Detergents — Determination of cationic-active matter — Direct two-phase titration procedure
ISO 2271:1972 Surface active agents — Detergents — Determination of anionic-active matter (Direct two-phase titration procedure)
ISO 9020:1994 Binders for paints and varnishes; determination of free-formaldehyde content of amino resins; sodium sulfite titrimetric method
ISO 4314:1977 Surface active agents; Determination of free alkalinity or free acidity; Titrimetric method
ISO 2271:1989 Surface active agents; detergents; determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
ISO 11653:1997 Steel - Determination of high cobalt content - Potentiometric titration method after separation by ion exchange
ISO 7875-1:1984 Water quality; Determination of surfactants; Part 1 : Determination of anionic surfactants by the methylene blue spectrometric method
ISO 9020:1994/cor 1:1996 Binders for paints and varnishes - Determination of free-formaldehyde content of amino resins - Sodium sulfite titrimetric method; Technical Corrigendum 1

CZ-CSN

CSN 66 6141-1987 Surface active agents. Detergents. Deter- mination of anionicactive-matter (direct two-phase titration procedu?e)
CSN ISO 9389:1994 Nickel alloys. Determination of cobalt content. Potentiometric titration method with potassium hexacyanoferrate (III)

GSO

BH GSO ISO 8502-12:2016 Preparation of steel substrates before application of paints and related products -- Tests for the assessment of surface cleanliness -- Part 12: Field method for the titrimetric determination of water-soluble ferrous ions
OS GSO ISO 8502-12:2015 Preparation of steel substrates before application of paints and related products -- Tests for the assessment of surface cleanliness -- Part 12: Field method for the titrimetric determination of water-soluble ferrous ions
BH GSO ISO 7529:2016 Nickel alloys -- Determination of chromium content -- Potentiometric titration method with ammonium iron(II) sulfate
GSO ISO 7529:2013 Nickel alloys -- Determination of chromium content -- Potentiometric titration method with ammonium iron(II) sulfate
OS GSO ISO 4314:2015 Surface active agents -- Determination of free alkalinity or free acidity -- Titrimetric method
BH GSO ISO 11653:2016 Steel -- Determination of high cobalt content -- Potentiometric titration method after separation by ion exchange
OS GSO ISO 2271:2008 Surface active agent –synthetic detergents- determination anionic active matter by manual or mechanical ( direct two-phase titration)
GSO ISO 11653:2014 Steel -- Determination of high cobalt content -- Potentiometric titration method after separation by ion exchange
GSO ISO 8502-12:2015 Preparation of steel substrates before application of paints and related products -- Tests for the assessment of surface cleanliness -- Part 12: Field method for the titrimetric determination of water-soluble ferrous ions
GSO ISO 7875-1:2015 Water quality -- Determination of surfactants -- Part 1: Determination of anionic surfactants by measurement of the methylene blue index (MBAS)
BH GSO ISO 12739:2017 Zinc sulfide concentrates -- Determination of zinc -- Ion-exchange/EDTA titrimetric method

HU-MSZT

MNOSZ 448-4.lap-1955 Water ionized iron determination

KR-KS

KS M ISO 9020-2002 Binders for paints and varnishes－Determination of free－formaldehydecontent of amino resins－Sodium sulfite titrimetric method
KS M ISO 4314-2003(2023) Surface active agents－Determination of free alkalinity or free acidity－Titrimetric method
KS D ISO 11653-2023 Steel — Determination of high cobalt content — Potentiometric titration method after separation by ion exchange

Korean Agency for Technology and Standards (KATS)

KS M ISO 9020:2005 Binders for paints and varnishes－Determination of free－formaldehydecontent of amino resins－Sodium sulfite titrimetric method
KS M ISO 9020:2002 Binders for paints and varnishes－Determination of free－formaldehydecontent of amino resins－Sodium sulfite titrimetric method
KS M ISO 4314:2003 Surface active agents－Determination of free alkalinity or free acidity－Titrimetric method
KS M ISO 4314-2003(2018) Surface active agents－Determination of free alkalinity or free acidity－Titrimetric method
KS M ISO 4314-2023 Surface active agents－Determination of free alkalinity or free acidity－Titrimetric method
KS M ISO 8502-12-2018 Preparation of steel substrates before application of paints and related products－Tests for the assessment of surface cleanliness－Part 12：Field method for the titrimetric determination of water-soluble ferrous ions
KS M ISO 2271-2022 Surface active agents－Detergents－Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
KS M 0113-1987 Testing methods for Nitrite ion and NITRATE IONS of industrial water
KS M ISO 8502-12-2008(2014) Preparation of steel substrates before application of paints and related products－Tests for the assessment of surface cleanliness－Part 12：Field method for the titrimetric determination of water-solubl
KS D ISO 11653-2003(2018) Steel－Determination of high cobalt content－Potentiometric titration method after separation by ion exchange
KS M ISO 2271-2007(2022) Surface active agents－Detergents－Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
KS M ISO 2271-2007(2017) Surface active agents－Detergents－Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
KS M ISO 2271:2007 Surface active agents－Detergents－Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
KS I ISO 7875-1-2011(2016) Water quality－Determination of surfactants－Part 1：Determination of anionic surfactants by measurement of the methylene blue index(MBAS)
KS I ISO 7875-1-2021 Water quality－Determination of surfactants－Part 1：Determination of anionic surfactants by measurement of the methylene blue index(MBAS)
KS D ISO 11653:2003 Steel－Determination of high cobalt content－Potentiometric titration method after separation by ion exchange

AT-ON

ONORM ISO 2271:1987 Surface active agents; detergents; determination of anionic-active matter (direct two-phase titration procedure)
ONORM M 6253 Teil.1-1985 Water analysis; determination ofanionic Surfactants by the methylene blue spectrometric method

PL-PKN

PN C04818-1987 Surface active agents Determination of cationic active matter Direct twophase titration procedur?

European Committee for Standardization (CEN)

EN 14669:2005 Surface active agents - Determination of anionic surface active agents and soaps in detergents and cleansers - Potentiometric two-phase titration method
EN 14480:2004 Surface active agents - Determination of anionic surface active agents - Potentiometric two-phase titration method

RO-ASRO

STAS 11277/2-1979 MINERAL WATERS Iron determination
STAS SR ISO 7875-1:1996 Water quality - Determination of surfactants - Part 1. Determination of anionic surfactants by the methylene blue spectrometric method

Japanese Industrial Standards Committee (JISC)

JIS K 0400-30-10:1999 Water quality -- Determination of surfactants -- Part 1: Determination of anionic surfactants by the methylene blue spectrometric method

CEN - European Committee for Standardization

PD CEN/TS 15451:2006 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography

Others: