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Pyridine titration

Pyridine titration, Total:189 items.

In the international standard classification, Pyridine titration involves: Organic chemicals, Water quality, Analytical chemistry, General methods of tests and analysis for food products, Air quality, Paint ingredients, Non-metalliferous minerals, Food products in general, Fuels, Inorganic chemicals, Animal feeding stuffs, Vocabularies, Soil quality. Pedology, Edible oils and fats. Oilseeds, Fertilizers, Meat, meat products and other animal produce, Laboratory medicine, Products of the chemical industry, Metalliferous minerals, Pesticides and other agrochemicals, Farming and forestry, Non-ferrous metals, Sugar. Sugar products. Starch, Testing of metals, Tobacco, tobacco products and related equipment.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Pyridine titration

GB/T 24199-2009 Refined pyridine.Determination of pyridine content.Gas chromatographic method
GB/T 14672-1993 Water quality. Determination of pyridine. Gas chromatography
GB/T 1678-1981 Determination of the epoxy value of plasticizers(pyridine-hydrochloride method)
GB/T 5009.195-2003 Determination of chromium picolinate in health foods
GB/T 3711-1983 Method of determination for neutral oils and pyridine bases contents of phenol products
GB/T 22262-2008 Determination of clopidol in feeds-High performance liquid chromatography
GB/T 3711-2008 Method of determination for neutral oils and pyridine bases contents of phenol products
GB/T 26626-2011 Animal and vegetable fats and oils.Determination of water content.Karl Fischer method(pyridine free)
GB/T 16116-1995 Workplace air--Determination of pyridine--Barbituric acid spectrophotometric method
GB/T 14457.7-1993 Isolate and synthetic aroma chemicals. Determination of primary or secondary alcohols content by acetic anhydride-pyridine methed
GB/T 9984.6-2004 Sodium tripolyphosphate for industrial use---Determination of iron content---2,2'-bipyridyl spectrophotometric method
GB/T 4375.2-1984 Methods for chemical analysis of gallium--The 4-(2-pyridylazo)-resorcinol photometric method for the determination of lead content
GB/T 6730.44-1986 Methods for chemical analysis of iron ores--The 1-(2-pyridylazo)-2-naphthol photometric method for the determination of zinc content
GB/T 4375.3-1984 Methods for chemical analysis of gallium--The chromazurol S-tetradecyl pyridine bromide photometric method for the determination of aluminum content
GB/T 18932.5-2002 Method for the determination of sulfacetamide,sulfapyridine,sulfamerazine,sulfamethoxypyridazine,sulfameter,sulfachloropyridazine,sulfamethoxazole and sulfadimethoxine residues in honey--Liguid chromatographic method
GB 29700-2013 National Food Safety Standard Determination of Pyridine Residues in Milk by Gas Chromatography-Mass Spectrometry
GB/T 12689.1-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of aluminum content-The chromazurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometric method and The chromeazurol S spectrophotometric method and th
GB/T 2590.4-1981 Zirconium and hafnium oxides--Determination of aluminum content--Chromazurol S-tetradecyl pyridine bromide photometric method
GB/T 6730.37-1986 Methods for chemical analysis of iron ores--The 4-[(5-chloro-2-pyridyl)azo]-1,3-diaminobenzene photometric method for the determination of cobalt content
GB/T 20931.6-2007 Methods for chemical analysis of lithium Determination of aluminum content Chromazurol S-cetylpyridine broide spectrophotometric method
GB 6730.37-1986 Methods for chemical analysis of iron ores--The 4-[(5-chloro-2-phridyl)azo]-1,3-diamino-benzene photometric method for the determination of cobalt content
GB/T 14506.26-1993 Silicate rocks. Determination of cobalt content. 4-[(5-Chtoro-2-pyridyl)-azo]-1,3-diamino benzene photometric method
GB/T 6150.3-1985 Methods for chemical analysis of tungsten concentrates--The salicylfluorone-tetradecyl pyridine chloride photometric method for the determination of tin content
GB/T 11067.4-1989 Silver--Determination of antimony content--2-(5-bromo -2-pyridylazo)-5-diethylaminophenol spectrophotometricmethod
GB 11067.4-1989 Silver—Determination of antimony content—2-(5-bromo-2-pyridylazo)-5-diethylaminophenol spectrometric method
GB 29699-2013 National Food Safety Standards for the Determination of Pyridine Residues in Chicken Muscle Tissue by Gas Chromatography-Mass Spectrometry
GB/T 12689.1-2010 Methods for chemical analysis of zinc and zinc alloys—Part 1:Determination of aluminum content—Chromazurol Spolyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry,Chromeazurol S spectrophotometric method and EDTA titrimetry
GB/T 27524-2011 Cigarettes.Determination of semi-volatile compounds (pyridine, styrene, quinoline) in mainstream smoke.GC-MS method

Professional Standard - Ferrous Metallurgy, Pyridine titration

YB/T 5099-1993 Gas Chromatographic Determination Method of Pyridine Content in Pure Pyridine
YB/T 5072-2014 Determination of pyridine and homologues contents of curde light pyridine
YB/T 5072-2005 Determination of pyridine and homologues contents of the crude light pyridine
YB/T 5073-1993 Method of determination for distillation range of pyridine products
YB/T 5074-2005 Determination of water content of pyridine products

American Society for Testing and Materials (ASTM), Pyridine titration

ASTM D4471-18 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D4471-22 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D4471-10 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D4471-00 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D4471-00(2004) Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration

Japanese Industrial Standards Committee (JISC), Pyridine titration

JIS K 0087:1983 Methods for determination of pyridine in exhaust gas
JIS K 0087:1998 Methods for determination of pyridine in flue gas

CZ-CSN, Pyridine titration

CSN 38 5525-1961 Determination of the content of pyridine bases in coke-oven gas
CSN 46 7092-63-1998 Testing methods for feeding stuffs - Part 63: Determination of clopidol content
CSN 46 7092-96-1998 Testing methods for feeding stuffs - Part 96: Simultaneous determination of clopidol and methylbenzoch?t content

海关总署, Pyridine titration

SN/T 5219-2019 Determination of clopyralic acid and clopyralic acid residues in exported foods by liquid chromatography-mass spectrometry/mass spectrometry
SN/T 5450-2022 Determination of 9 bis-condensed pyrrolidine alkaloids in foods of animal origin by liquid chromatography-mass spectrometry/mass spectrometry
SN/T 5448-2022 Determination of trichloromethylpyridine and its metabolites in exported plant-derived foods by gas chromatography-mass spectrometry/mass spectrometry

Professional Standard - Environmental Protection, Pyridine titration

HJ 1072-2019 Water quality-Determination of pyridine-Headspace/gas chromatography
HJ 1219-2021 Determination of pyridine in ambient air and exhaust gas by gas chromatography
HJ 550-2015 Water quality.Determination of cobalt.5-Cl-PADAB Spectrophotometry
HJ 550-2009 Water quality.Determination of cobalt.5-CI-PADAB spectrophotometry
HJ 599-2011 Water quality-Determination of TNT N-cetyl pridinium chloride -sodium sulfite spectrophotometric method

PL-PKN, Pyridine titration

PN Z04205-02-1989 ?Air purity protection ests for vinyl piridine etermination of vinyl piridine n work places by gas hromatography
PN C04586 ArkusZ09-1973 Water and waste water Tests for iron Determination of ferrous iron by colorimetric method with 2,2'-dipyridyl
PN C97074-1973 Coal derivaiive products Determination of the basicity of pyridine byses and their miscibili?y wi?h wa?er

Professional Standard - Geology, Pyridine titration

DZ/T 0064.52-1993 Method for groundwater quality examination Pyridine-pyrazolone colorimetric method for determination of cyanide
DZ/T 0064.52-2021 Methods of Analytical Groundwater Quality Part 52: Determination of Cyanide Pyridine-Pyrazolone Spectrophotometric Method

YU-JUS, Pyridine titration

JUS H.G8.015-1980 Reagents. Hydrochloric acid. Determination ofiron content. 2,2'-Bipyridyle photometric method
JUS B.G8.119-1989 Iran ores. Determination of copper cootent. 2,2'-Biquivolyl spectrophotometric method
JUS H.G8.032-1981 Reagents. Sulphuric acid. Determination ofiron content. 2,2-Bipyridylephotometric method
JUS H.B8.352-1982 Boric acid for industrial use. Determination of iron content 2,2'~Bipyridyl photometric method
JUS H.B8.152-1985 Heavy chemlcals. Carbemide (urea) for Industrlal use. Determlnathn oflron content 2,2'-bipyr!dyl photometrlc method

RU-GOST R, Pyridine titration

GOST 28812-1990 Coke chemical pyridine-base products. Gas chromatographic method for determination of component composition
GOST R 50568.3-1993 Urea for industrial use. Determination of iron content. Photometric method with use of 2, 2' - bipyridyl
GOST 30582-1998 Hydrochloric acid for industrial use. Determination of iron content 2,2'-bipyridyl spectrophotometric method
GOST 32468-2013 Urea for industrial use. Determination of iron content. Photometric method with use of 2,2'-bipyridyl
GOST R ISO 1390-6-1993 Maleic anhydride for industrial use. Methods of test. Part 6. Determination of iron content 2, 2 T-bipyridyl photometric method

International Organization for Standardization (ISO), Pyridine titration

ISO/R 1982:1971 Nitric acid for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO/R 744:1968 Sodium carbonate for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO/R 1595:1970 Urea for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 2886:1973 Acetaldehyde for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 2992:1974 Ammonium sulphate for industrial use; Determination of iron content; 2,2'- Bipyridyl photometric method
ISO/R 909:1968 Hydrochloric acid for industrial use — Determination of iron content — 2,2'- Bipyridyl spectrophotometric method
ISO/R 849:1968 Phosphoric acid for industrial use; Determination of iron content; 2,2'- Bipyridyl spectrophotometric method
ISO 2226:1972 Formaldehyde solutions for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 8534:2017 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
ISO 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
ISO/R 915:1968 Sulphuric acid and oleum for industrial use — Determination of iron content — 2,2'- Bipyridyl spectrophotometric method
ISO 3124:1976 Crude sodium borates for industrial use — Determination of iron soluble in alkaline medium — 2,2'- Bipyridyl photometric method
ISO 731-6:1977 Formic acid for industrial use — Methods of test — Part 6: Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 1391-3:1976 Paraformaldehyde for industrial use — Methods of test — Part 3: Determination of iron content — 2,2'- Bipyridyl photometric method
ISO/R 852:1968 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of iron content; 2,2'- Bipyridyl spectrophotometric method
ISO 1390-6:1977 Maleic anhydride for industrial use — Methods of test — Part 6: Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 1389-11:1977 Phthalic anhydride for industrial use — Methods of test — Part 11: Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 18145:2003 Environmental tobacco smoke - Determination of vapour phase nicotine and 3-ethenylpyridine in air - Gas chromatographic method

TR-TSE, Pyridine titration

TS 2463-1976 NITRIC FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2' - BIP- YBIDYL PHOTOMETRIC METHOD
TS 1100-1972 FORMIC ACID FOR INDUSTRIAL USE DETERMINATION OF IBON CONTENT 2,2' BIPYRIDYL PHOTOMETRIC METHOD
TS 758-1969 SODIUM CARBONATE FOR INDUSTRIAL USE DETERMINATION IRON CONTENT 2,2' — BIPYRIDYL PHOTOMETRIC METHOD
TS 2079-1975 AMMONIUM SULPHATE FOR INDUSTRIAL USE DETERMINTION OF IRON CONTENT - 2,2' - BIPYRIDYL PHOTOMETRIC METHOD
TS 1039-1971 PHOSPHORIC ACID FOR INDUSTRIAL USE DETERMI NATION OF IRON CONTENT 2,2' - BIPYRIDYL SPECTROPHOTOMETRIC METHOD
TS 3320-1979 HYDROCHLORIC ACID FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2' — BIPYRIDYL SPECTROPHOTOMETR IC METHOD
TS 2571-1977 Cn?de Sodium Borates For Industrial Use - Determination Of Iron Soluble in Alkaline Medium 2,2'- Bipyridyl Photomet?ic Method
TS 2068-1975 SODIUM TRIPOLYPHOSPHATE AND SODIUM PYROPHOSPHATE FOR INDUSTRIAL USE DETERMINATION OF IRON CONTENT 2,2'-BIPYRIDYL SPECTROPHOTOMETRIC METHOD
TS 1951-1975 PHENOL, o . CRESOL, m - CRESOL, p - CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF NATURAL OILS AND PYRIDINE BASES

Korean Agency for Technology and Standards (KATS), Pyridine titration

KS M 1981-2002(2007) Acetaldehyde for industrial usedetermination of iron content－2,2′-bipyridyl photometric method
KS M 1925-2002(2007) Urea for industrial use－Determination of iron content－2,2′-bipyridyl photometric method
KS M ISO 2992:2017 Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
KS M ISO 2992-2017(2022) Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
KS M ISO 2992:2012 Ammonium sulphate for industrial use-Determination of iron content-2,2′-bipyridyl photometric method
KS M ISO 909-2002(2007) Hydrochloric acid for industial use－Determination of iron content －2, 2′－bipyridyl spectrophotometric method
KS H ISO 8534-2012(2021) Animal and vegetable fats and oils－Determination of water content－Karl Fischer method(pyridine free)
KS H ISO 8534:2012 Animal and vegetable fats and oils－Determination of water content－Karl Fischer method(pyridine free)
KS M 1916-2002(2007) Phthalic anhydride for industrial use－Methods of test－Determination of iron content－2,2′-bipyridyl photometric method
KS M 1919-2002(2007) Maleic anhydride for industrial use－Methods of test－Determination of iron content－2,2′-bipyridyl photometric method
KS H ISO 18145-2009(2019) Environmental tobacco smoke－Determination of vapour phase nicotine and 3-ethenylpyridine in air－Gas-chromatographic method
KS H ISO 18145:2009 Environmental tobacco smoke－Determination of vapour phase nicotine and 3-ethenylpyridine in air－Gas-chromatographic method

Shandong Provincial Standard of the People's Republic of China, Pyridine titration

DB37/T 575-2005 Determination of Cloxyridine in Feed by High Performance Liquid Chromatography

国家质量监督检验检疫总局, Pyridine titration

SN/T 0212.2-2017 Determination of dichlorodipyridinol residues in exported poultry meat

Association Francaise de Normalisation, Pyridine titration

NF T20-473:1973 Phosphoric acid for industrial use. Determination of iron. (2.2'bipyridyl spectrophotometric method).
NF T60-225*NF EN ISO 8534:2017 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
NF T60-225:2009 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free).
NF T20-613:1967 Chemical analysis of organic products. Determination of iron. (2.2'bipyridyl spectrophotometric method).
NF EN ISO 8534:2017 Corps gras d'origines animale et végétale - Détermination de la teneur en eau - Méthode de Karl Fischer (sans pyridine)
NF EN 16342:2013 Cosmétiques - Analyse des produits cosmétiques - Détermination quantitative de la pyrithione de zinc, de la piroctone olamine et du climbazole dans les produits cosmétiques antipelliculaires contenant des agents de surface
NF EN 17683:2023 Alimentation animale - Méthodes d'échantillonnage et d'analyse - Dosage des alcaloïdes pyrrolizidiniques dans l'alimentation animale par CL-SM/SM
NF V37-047*NF ISO 18145:2004 Environmental tobacco smoke - Determination of vapour phase nicotine and 3-ethenylpyridine in air - Gas-chromatographic method.

Professional Standard - Agriculture, Pyridine titration

NY/T 4310-2023 Determination of Chromium Picolinate in Feed by High Performance Liquid Chromatography

Group Standards of the People's Republic of China, Pyridine titration

T/NAIA 0191-2023 Determination of pyridine in soil and sediment by gas chromatography-mass spectrometry

BE-NBN, Pyridine titration

NBN T 04-221-1983 Phthalic anhydride for industrial use - Determination of iron content-2,2'-Bipyridyl photometric method
NBN T 03-038-1979 Nitric acid for industrial use - Determination of iron content -2,2'- Bipyridyl photometric method
NBN T 03-066-1979 Ammonium sulphate for industrial use - Determination of iron content -2,2' - bipyridyl photometric method
NBN T 04-033-1983 Parafovmildehyde for industrial use - Determination of iron content - 2,2'-Bipy-
NBN T 03-111-1979 Sodium carbonate for industrial use - Determination of iron content - 2,2' - Bipyridyl photometric method
NBN T 04-006-1983 Formic acid for industrial use - Determination of iron content- 2,2'Bipyridyl photometric method
NBN T 04-041-1983 Formaldehyde solutions for industrial use - Détermination of iron content - 2,2'-Bi-pyridyl photometric method
NBN T 04-054-1983 Acetaldehyde for indus trial use - Determination of iron comtent- 2,2' - Bipyridyl photometric method
NBN T 03-262-1980 Phosphoric acid for industrial use - Determination of iron content - 2,2'-Bipyridyl spectrophotometric method
NBN T 04-231-1983 Maleic anhydride for industrial use - Determination of iron content-2,2'-Bipyridyl photometric method
NBN T 03-006-1979 Hydrochloric acid for industrial use - Determination of iron content - 2,2' - Bipyridyl spectrophotometric method
NBN T 04-278-1985 Phenol,cresols,cresylic acid and xylenols for industrial use- Determination of neutral oils and pyridine bases
NBN T 03-020-1979 Sulphuric acid and oleum for industrial use - Determination of iron content - 2,2'-Bipyridyl spectrophotometric method
NBN T 03-293-1980 Sodium tripolyphosphate and sodium pyrophosphate for industrial use - Determination of iron content - 2,2'-Bipyridyl spectro-photometric method
NBN T 03-357-1981 Boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of iron content - 2,21-Bipyridyl photometric method

TH-TISI, Pyridine titration

TIS 2020-2000 Ammonium sulphate for industrial use.determination of iron content.2,2.bipyridyl photometric method

Danish Standards Foundation, Pyridine titration

DS/EN ISO 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)

KR-KS, Pyridine titration

KS M ISO 2992-2017 Ammonium sulphate for industrial use — Determination of iron content — 2,2'-bipyridyl photometric method
KS H ISO 8534-2012 Animal and vegetable fats and oils－Determination of water content－Karl Fischer method(pyridine free)
KS H ISO 8534-2022 Animal and vegetable fats and oils — Determination of water content — Karl Fischer method(pyridine free)

Hebei Provincial Standard of the People's Republic of China, Pyridine titration

DB13/T 1384.8-2011 Determination of Pyridine in Feed by Liquid Chromatography-Tandem Mass Spectrometry

农业农村部, Pyridine titration

NY/T 3037-2016 Determination of the content of fertilizer synergist 2-chloro-6-trichloromethylpyridine
NY/T 3141-2017 Determination of 2,6-dimethyl-3,5-diethyl ester-1,4-dihydropyridine in feed liquid chromatography-tandem mass spectrometry

Professional Standard - Petrochemical Industry, Pyridine titration

SH/T 1499.5-1997 Pure adipic acid.Determination of content of iron-2,2′-Bipyridyl spectrophotometric method

Professional Standard - Commodity Inspection, Pyridine titration

SN/T 0212.1-2014 Determination of clopidol residues in foodstuffs of animal origin for export
SN/T 2561-2010 Determination of pyridine pesticides residues in foodstuffs for import and export.LC-MS/MS
SN/T 2214-2008 Determination of fluroxypyr,diflufenzopyr,dithiopyr and thiazopyr residues in food of plant origin for import and export.LC-MS/MS method

Anhui Provincial Standard of the People's Republic of China, Pyridine titration

DB34/T 1369-2011 Determination clopidol residue in chicken tissue- Gas chromatography mass spectrometry method

Professional Standard - Hygiene , Pyridine titration

WS/T 39-1996 Urine.Determination of thiocyanate.Pyridine-barbituric acid spectrophotometric method

German Institute for Standardization, Pyridine titration

DIN EN ISO 8534:2017-05 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) (ISO 8534:2017); German version EN ISO 8534:2017
DIN EN ISO 15181-4:2009-02 Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 4: Determination of pyridine-triphenylborane (PTPB) concentration in the extract and calculation of the release rate (ISO 15181-4:2008); German version EN I...
DIN EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS
DIN EN 17683:2023-04 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS; German version EN 17683:2023
DIN EN 16342:2013-08 Cosmetics - Analysis of cosmetic products - Quantitative determination of zinc pyrithione, piroctone olamine and climbazole in surfactant containing cosmetic anti-dandruff products; German version EN 16342:2013
DIN EN ISO 8534:2017 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) (ISO 8534:2017); German version EN ISO 8534:2017
DIN EN ISO 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) (ISO 8534:2008); German version EN ISO 8534:2008

ES-UNE, Pyridine titration

UNE-EN ISO 8534:2017 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) (ISO 8534:2017)
UNE-EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS

全国标准信息公共服务平台, Pyridine titration

GB/T 9984.6-1988 Determination of Industrial Sodium Iron Tripolyphosphate Content 2,2'-Bipyridyl Spectrophotometric Method

Professional Standard - Light Industry, Pyridine titration

QB/T 4078-2010 Determination of ZPT as antidandruff agent in hair cosmetics by autotitration

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, Pyridine titration

GB/T 6730.44-2017 Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol spectrophotometric method
GB/T 6730.37-2017 Iron ores—Determination of cobalt content—4-[(5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method

National Health Commission of the People's Republic of China, Pyridine titration

GB 23200.50-2016 National food safety standards— Determination of pyridine pesticides residue in foods Liquid chromatography — mass spectrometry

British Standards Institution (BSI), Pyridine titration

BS EN ISO 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
BS EN 17683:2023 Animal feeding stuffs. Methods of sampling and analysis. Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS
BS EN ISO 8534:2017 Tracked Changes. Animal and vegetable fats and oils. Determination of water content. Karl Fischer method (pyridine free)
BS ISO 18145:2003 Environmental tobacco smoke - Determination of vapour phase nicotine and 3-ethenylpyridine in air - Gas chromatographic method
21/30396930 DC BS EN 17683. Animal feeding stuffs. Methods of sampling and analysis. Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS

European Committee for Standardization (CEN), Pyridine titration

EN ISO 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) (ISO 8534:2008)
EN ISO 8534:2017 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS
prEN 17683-2021 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS

Henan Provincial Standard of the People's Republic of China, Pyridine titration

DB4107/T 433-2019 Determination of Cloroxypyridine Residues in Chicken Muscle Tissue by Liquid Chromatography-Mass Spectrometry

AR-IRAM, Pyridine titration

IRAM 25 579-1956

Lithuanian Standards Office , Pyridine titration

LST EN ISO 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) (ISO 8534:2008)

Professional Standard - Non-ferrous Metal, Pyridine titration

YS/T 226.4-1994 Determination of the amount of aluminum in selenium (Chromazurin S-bromocetylpyridinium absorptiometry)
YS/T 520.2-2006 Gallium Chemical Analysis Method 4-(2-Pyridylazo)-Resorcinol Spectrophotometric Determination of Lead Content
YS/T 520.3-2006 Chromoazurin S-tetradecylpyridinium Bromide Spectrophotometric Determination of Aluminum Content by Gallium Chemical Analysis Method
YS/T 227.2-1994 Determination of Aluminum Content in Tellurium (Cromoazurin S--Bromotetradecylpyridine Micellar Solubilization Absorption Spectrophotometry)
YS/T 568.4-2006 Determination of Aluminum Content in Zirconia and Hafnium Oxide Absorptiometry of Chromazurin S-Tetradecylpyridinium Chloride
YS/T 520.2-2007 Chemical analysis of gallium.Part 2: Determination of lead content.The 4-(2-pyridy lazo)-resorcinol spectrophotometric method
YS/T 226.3-2009 Methods for chemical analysis of selenium.Part 3:Determination of aluminum content.Chrome azurol S-cetyl trimethyl ammonium bromide absorption photometric method
YS/T 568.4-2008 Chemical analysis methods for zirconium oxide and hafnium oxide.Determination of aluminium content.Chronic azurol-S-tetradrcylpyridine chloride spectrophotometric method
YS/T 520.3-2007 Chemical analysis of gallium.Part 3: Determination of aluminium content.The chromazurol S-tetradecyl pyridine bromide spectrophotometric method

VN-TCVN, Pyridine titration

TCVN 6682-2008 Environmental tobacco smoke.Determination of vapour phase nicotine and 3-ethenylpyridine in air.Gas-chromatographic method

中华全国供销合作总社, Pyridine titration

GH/T 1107-2015 Determination of five doubly-condensed pyrrolidine alkaloids in honey by high-performance liquid chromatography-mass spectrometry/mass spectrometry

AENOR, Pyridine titration

UNE-ISO 18145:2010 Environmental tobacco smoke --Determination of vapour phase nicotine and 3-ethenylpyridine in air -- Gas-chromatographic method

未注明发布机构, Pyridine titration

BS ISO 18145:2003(2009) Environmental tobacco smoke — Determination of vapour phase nicotine and 3 - ethenylpyridine in air — Gas - chromatographic method
ISO 1391-3:1976/Cor 1:1977 Test Methods for Industrial Paraformaldehyde Part 3: Determination of Iron Content 2,2'-Bipyridine Photometric Method Technical Corrigendum 1

工业和信息化部, Pyridine titration

QB/T 5409-2019 Determination of cetylpyridinium chloride (CPC) in toothpaste for oral hygiene care products by high performance liquid chromatography

AT-ON, Pyridine titration

OENORM EN 17683-2021 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS

石家庄市质量技术监督局, Pyridine titration

DB1301/T 251-2017