four titrations

four titrations, Total:150 items.

The international standard classification for "four titrations" includes: Chemical analysis , Ferroalloys , Other non-ferrous metals and their alloys , Plant growing .

The Chinese standard classification for "four titrations" includes: Fuel oil , Chemical reagent in general , Steel and iron alloy analysis method , Hydrogeological survey , Semimetal and semiconductor material analysis method , Seed and seeding .

Professional Standard - Agriculture

200药典第三增补本-2010 Cetirizine hydrochloride drops revised in the second part
1362药典中药成方制剂卷-2010 Each Discussion on Ophthalmology 1. Removing Nebula and Improving Eyes Four Flavors Zhen Layer Ice Boron Eye Drops (Zhenshiming Eye Drops)
877药典一部-2015 Prescription preparation and single preparation Sihua Yuanhu Zhitong Dropping Pill
1039药典一部-2020 Prescription preparation and single preparation Sihua Shuanghuanglian eye drops
313药典第一增补本-2010 Analgin drops added in the second part
130药典二部-2020 Part 1 Four-paint Taurine Eye Drops
168药典二部-2020 The first part of four paintings diclofenac sodium eye drops
126药典二部-2015 Part 1 Four-paint Taurine Eye Drops
107药典二部-2010 Part 1 Four-paint Taurine Eye Drops
水和废水监测分析方法 4.4.9-2003 Chapter 4 Organic Pollutants Chapter 4 Determination of Specific Organic Compounds 9 Organochlorine Pesticides (666DDT)
370药典第一增补本-2010 Two revised varieties of ibuprofen suspension drops
421药典第一增补本-2010 Two revised varieties of benzyl lysine eye drops
314药典第一增补本-2010 Analgin Nasal Drops Newly Added in Part II
883药典一部-2020 Prescription preparation and single preparation Sihua Yuanhu Zhitong Dropping Pill
1024药典一部-2015 Prescription preparation and single preparation Sihua Shuanghuanglian eye drops
163药典二部-2015 The first part of four paintings diclofenac sodium eye drops
571药典第一增补本-2010 The second revision of Norfloxacin Eye Drops
15药典第三增补本-2010 A new variety of Siwu Granules
546药典第一增补本-2010 Two revised varieties of ephedrine hydrochloride nasal drops
301药典第一增补本-2010 Two new varieties of levofloxacin eye drops
574药典第一增补本-2010 Phthaltin eye drops revised in the second part
1135药典化学药和生物制品卷-2010 Chapter 14 Antiallergic Drugs 4. Allergen Preparations Dust Mite Drops

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

GB/T 601-2002 Chemical Reagent - Preparations of Standard Volumetric Solutions
GB/T 2432-1981 Gasoline;Determination of tetraethyl lead content;Complexometric titration method
GB/T 4702.4-2008 Chromium metal - Determination of iron content - EDTA titrimetric method and flame atomic absorption spectrometric method

Jiangxi Provincial Standard of the People's Republic of China

DB36/T 1841-2023 Determination of three tetracycline antibiotics in soil by high performance liquid chromatography-triple quadrupole mass spectrometry
DB36/T 1512-2021 Technical regulations for identification of four Solanum germplasms by DNA barcoding

Professional Standard - Geology

DZ/T 0064.14-2021 Methods for analysis of groundwater quality- Part14: Determination of magnesium content - EDTA disodium titrimetric method
DZ/T 0064.14-1993 Groundwater quality test methods - the determination of magnesium with calcium-EDTA titrimetric method
DZ/T 0064.64-1993 Groundwater quality test methods - the determination of sulfate radical with disodium EDTA-barium titrimetry
DZ/T 0064.13-1993 Groundwater quality test methods - the determination of calcium with calcium-EDTA titrimetric method
DZ/T 0064.13-2021 Methods for analysis of groundwater quality - Part 13: Determination of calcium content- EDTA disodium titrimetric method
DZ/T 0064.15-2021 Methods for analysis of groundwater quality- Part 15: Determination of total hardness - EDTA disodium titrimetric method
DZ/T 0064.15-1993 Groundwater quality test methods - the determination of hardness with calcium-EDTA titrimetric method

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

GJB 212.16-1986 Special industrial leather - Determination of nitrogen content and "skin" - Titration method

Gansu Provincial Standard of the People's Republic of China

DB62/T 2631-2015 Grass Seed Viability Determination Biochemical (Tetrazolium) Method

Hebei Provincial Standard of the People's Republic of China

DB1307/T 316-2020 Oat Variety Bayan No.4
DB13/ 96-1991 Cucumber Variety Jinyan No.4
DB13/ 119-1991 Maize Variety Yedan No.4

Qinghai Provincial Standard of the People's Republic of China

DB63/T 313-1998 April slow oil cabbage varieties

Xinjiang Provincial Standard of the People's Republic of China

DB65/T 2263-2019 Technical regulations for drip irrigation planting under fine cotton film
DB65/T 2263-2005 plant the technical regulaation in dr ip irrigation of upland contton

Group Standards of the People's Republic of China

T/ZS 0044-2019 "Four kinds of people" Party members management norms
T/FSTI 005-2023 Technical specification for planting cistanche deserticola in saline-alkali soi
T/CISIA 004-2024 Analysis methods for brine Part 3: Determination of calcium and magnesium by disodium ethylenediaminetetraacetic acid titration method
T/FSRS 9-2021 The Technical Regulation of Precision Trickle Irrigation for Cultivating Panax ginseng

Taiwan Provincial Standard of the People's Republic of China

CNS 1203-1978 Special Square File for Smith

其他未分类

BJH 202204 Determination of five components including tetrahydroimidazoline in cosmetics

Ningxia Provincial Standard of the People's Republic of China

DB64/T 1625-2019 Technical regulations for drip irrigation planting under film of oil sunflower
DB64/T 1291-2016 Ningxia Potato Drip Irrigation Planting Technical Regulations
DB64/T 1294-2016 Ningxia Lycium barbarum drip irrigation technical regulations
DB64/T 1293-2016 Ningxia Wine Grape Drip Irrigation Planting Technical Regulations
DB64/T 1292-2016 Ningxia Corn Drip Irrigation Planting Technical Regulations

工业和信息化部

SJ/T 11636-2016 Determination of tetramethylammonium hydroxide in developing solutions for the electronics industry by automatic potentiometric titration

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

Sichuan Provincial Standard of the People's Republic of China

DB51/T 1018-2010 Standards for Identification of Origin of Pollution-free Agricultural Products (Planting Industry) in Sichuan Province
DB51/T 2345-2017 Sichuan Province Cellulosic Energy Grass Variety Approval Technical Regulations

Heilongjiang Provincial Standard of the People's Republic of China

DB2310/T 050-2020 Potato "Da Sihua" Drip Irrigation Cultivation Technical Regulations

Professional Standard - Non-ferrous Metal

YS/T 226.4-2009 Methods for chemical analysis of selenium—Part 4:Determination of mercury content—Dithizone-carbon tetrachloride titrated colorimetric-method

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 2930.5-2017 Rules of seed testing for forage，turfgrass and other herbaceous plant-Biochemical test for viability

National Metrological Verification Regulations of the People's Republic of China

JJG(铁道) 172-1999 Verification regulations for the fourth type of checker and checker for railway locomotive and rolling stock wheels

Inner Mongolia Provincial Standard of the People's Republic of China

DB15/T 2442-2021 Technical Regulations for Drip Irrigation Cultivation of Dry Planting of Rice

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

GJB 5381.8-2005 Methods of chemical analysis for pyrotech. Part 8: Determination of Hexamethylene tetramine content. Acid-base titration

RO-ASRO

STAS SR ISO 1784:1995 Aluminium alloys. Determination of zinc. EDTA titrimetric method
STAS SR ISO 6994:1995 Aluminium ores - Determination of aluminium content EDTA titrimetric method
STAS 11427-1980 VULCANIZED RUBBER Determination of zinc content EDTA titrimetric method
STAS SR 12511-1999 Seeds for Agriculture Determination of viability with tetrazolium salts

CZ-CSN

CSN ISO 1784:1992 Aluminium alloys. Determination of zinc. EDTA titrimetric method
CSN ISO 6830:1993 Iron ores. Determination of aluminium content. EDTA titrimetric method
CSN 72 1921-1992 All grades of fluorspar - Determination of calcium floride - EDTA titrimetric method
CSN ISO 4748:1992 Copper alloys - Determination of iron content - Na2EDTA titrimetric method
CSN ISO 5975:1992 Chromium ores - Determination of calcium and magnesium contents - EDTA titrimetric method
CSN 72 5649-1966 Titrimetric basins
CSN ISO 777:1993 Pulps. Determination of calcium content - edta tirimetric and flame atomic absorption spectrometric methods

Japanese Industrial Standards Committee (JISC)

JIS K 0400-51-10:1998 Water quality -- Determination of the sum of calcium and magnesium -- EDTA titrimetric method
JIS K 0400-50-10:1998 Water quality -- Determination of calcium content -- EDTA titrimetric method
JIS K 6232:1998 Rubber products -- Determination of zinc contents -- EDTA titrimetric method

ZA-SANS

SANS 450:2005 Water quality - Determination of calcium content - EDTA titrimetric method

VN-TCVN

TCVN 6198-1996 Water quality.Determination of calcium content.EDTA titrimetric method
TCVN 6224-1996 Water quality.Determination of the sum of calcium and magnesium.EDTA titrimetric method
TCVN 6509-2013 Yogurt.Determination of titratable acidity.Potentiometric method

AT-ON

ONORM M 6268-1984 Water Quality; determination of the sum of Calcium and Magnesium; EDTA titrimetric method

YU-JUS

JUS H.G8.382-1989 Reagents. Calciuin nitrata tetrahvdrate. Detarninatior. of calciun nitrate tetrahvdrate -ontent. EDTA(di-sodiun sait) conplexonezric method
JUS H.P8.085-1988 Testing of pesticides. DDT, technical. Determination of acidity. Potentiometric method

Association Francaise de Normalisation

NF A20-418*NF ISO 6830:1987 Iron ores. Determination of aluminium content. EDTA titrimetric method.
NF ISO 1242:2023 Essential oils - Determination of acid number by two titration methods, manual and automatic
NF T90-016:1984 Testing water - Determination of calcium - Edta titrimetric method
NF A06-731*NF ISO 4748:1986 Copper alloys. Determination of iron content. Na2EDTA titrimetric method.
NF T90-003:1984 Testing water - Determination of calcium and magnesium total content - Edta titrimetric method.
NF T20-359:1978 Potassium chloride for industrial or agricultural use. Determination of potassium content.sodium tetraphenylborate titrimetric method.
XP ISO/TS 11869:2012 Fermented milks - Determination of titratable acidity - Potentiometric method

Korean Agency for Technology and Standards (KATS)

KS D ISO 1784:2001 Aluminium alloys-Determination of zinc-EDTA titrimetric method
KS E ISO 6830:2012 Iron ores-Determination of aluminium content-EDTA titrimetric method
KS M ISO 5399:2012 Leather－Determination of water-soluble magnesium salts－EDTA titrimetric method
KS D ISO 4748:2002 Copper alloys－Determination of iron content－Na2EDTA titrimetric method
KS E ISO 5975:2002 Chromium ores－Determination of calcium and magnesium contents－EDTA titrimetric method
KS M ISO 2482:2012 Sodium chloride for industrial use－Determination of calcium and magnesium contents－EDTA complexometric methods
KS E ISO 6233:2011 Manganese ores and concentrates-Determination of calcium and magnesium contents-EDTA titrimetric method
KS M 0034-2023 General rules for methods of potentiometric, amperometric, coulometric and Karl-Fisher titrations
KS M ISO 2482:2017 Sodium chloride for industrial use — Determination of calcium and magnesium contents — EDTA complexometric methods
KS M 0034-1993 General rules for methods of potentiometric, amperometric, coulometric, and karl-fisher titrations
KS M ISO 5310:2012 Fertilizers－Determination of potassium content－Titrimetric method
KS H ISO 11869-2006(2011) Yogurt－Determination of titratable acidity－Potentiometric method

RU-GOST R

GOST 8638-1957 Steel tubes. Range
GOST 34127-2017 Juice products. Determination of titratable acidity by potentiometric titration

German Institute for Standardization

DIN ISO 4748:1986 Copper alloys; Determination of iron content; Na<(Index)2>EDTA titrimetric method; identical with ISO 4748, edition 1984

British Standards Institution (BSI)

BS ISO 1242:2023 Essential oils. Determination of acid value by two titration methods, manual and automatic
21/30436773 DC BS ISO 1242. Essential oils. Determination of acid value by two titration methods, manual and automatic
BS DD ISO/TS 11869:2012 Fermented milks. Determination of titratable acidity. Potentiometric method

BE-NBN

NBN T 03-223-1980 Potassium chloride for industrial use - Determination of potassium content - Sodium tetraphenylborate titrimetric method
NBN T 03-356-1981 Boric acid, boric oxide and disodium tetraborates for industrial use - Determination of chloride content - Mercurimetric method
NBN T 03-360-1981 Crude sodium borates for industrial use - Determination of aluminium soluble in alkaline medium - EDTA titrimetric method

International Organization for Standardization (ISO)

ISO 5399:1984 Leather; Determination of water-soluble magnesium salts; EDTA titrimetric method
ISO 2454:1982 Rubber products; Determination of zinc content; EDTA titrimetric method
ISO 5975:1983 Chromium ores; Determination of calcium and magnesium contents; EDTA titrimetric method
ISO 2052:1976 Potassium chloride for industrial use; Determination of potassium content; Sodium tetraphenylborate titrimetric method
ISO 3238:1975 Sodium sulphate for industrial use; Determination of calcium content; EDTA complexometric method
ISO 6233:1983 Manganese ores and concentrates; Determination of calcium and magnesium contents; EDTA titrimetric method
ISO 2482:1973 Sodium chloride for industrial use; Determination of calcium and magnesium contents; EDTA complexometric methods
ISO 777:1982 Pulps; Determination of calcium content; EDTA titrimetric and flame atomic absorption spectrometric methods
ISO/DIS 23597 Rare earth — Determination of rare earth content in individual rare earth metal and their oxides — Titration method
ISO 11441:1995 Lead sulfide concentrates - Determination of lead content - Back titration of EDTA after precipitation of lead sulfate
ISO 997:1976 Potassium hydroxide for industrial use; Determination of calcium content ; EDTA (disodium salt) complexometric method
ISO/FDIS 23597 Rare earth — Determination of rare earth content in individual rare earth metal and their oxides — Titration method
ISO 986:1976 Sodium hydroxide for industrial use; Determination of calcium content ; EDTA (disodium salt) complexometric method
ISO/R 385:1964 Burettes
ISO 11869:1997 Yoghurt - Determination of titratable acidity - Potentiometric method

European Committee for Standardization (CEN)

EN ISO 5399:1998 Leather - Determination of Water-Soluble Magnesium Salts - EDTA Titrimetric Method ISO 5399:1984

SCC

DANSK DS 1052:2021 Fire Classification of structuores
AS 2165:1978 Burettes and bulb burettes
AS R10:1954 Burettes and bulb burettes
AWWA JAW53073 Journal AWWA — Titration of Chlorine: Amperometric Versus Potentiometric
AS R10:1964 Specification for burettes and bulb burettes
BS 846:1962 Specification for burettes and bulb burettes
BS 846:1939 Specification for burettes and bulb burettes
BS 846:1952 Specification for burettes and bulb burettes
NS 4502:1969 Burettes

ES-AENOR

UNE 68-097-1990 Sowing materials. Test methods for linear seeders (trickle type)

American Society for Testing and Materials (ASTM)

ASTM E465-11 Standard Test Methods for Determination of Manganese (IV) in Manganese Ores by Redox Titrimetry
ASTM D5806-95(2017) Standard Test Method for Disinfectant Quaternary Ammonium Salts by Potentiometric Titration
ASTM F2292-03 Standard Practice for Determining the Waterfastness of Images Produced by Ink Jet Printers Utilizing Four Different Test Methods8212;Drip, Spray, Submersion and Rub
ASTM F2292-03e1 Standard Practice for Determining the Waterfastness of Images Produced by Ink Jet Printers Utilizing Four Different Test Methods-Drip, Spray, Submersion and Rub
ASTM E2679-22 Standard Test Method for Acidity in Mono-, Di-, Tri- and Tetraethylene Glycol by Non-Aqueous Potentiometric Titration
ASTM E372-13 Standard Test Method for Determination of Calcium and Magnesium in Magnesium Ferrosilicon by EDTA Titration