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Pyridine detection method

Pyridine detection method, Total:216 items.

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

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

GB/T 20362-2006 Method for the determination of clopidol residues in eggs. High performance liquid chromatographic
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 3711-1983 Method of determination for neutral oils and pyridine bases contents of phenol products
GB/T 3711-2008 Method of determination for neutral oils and pyridine bases contents of phenol products
GB/T 16116-1995 Workplace air--Determination of pyridine--Barbituric acid spectrophotometric method
GB/T 22262-2008 Determination of clopidol in feeds-High performance liquid chromatography
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 11732-1989 Standard method for hygienic examination of pyridine in air of residential areas--Cyanogen chloride-barbituric acid spectrophotometric method
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 20931.6-2007 Methods for chemical analysis of lithium Determination of aluminum content Chromazurol S-cetylpyridine broide 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 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 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 18932.5-2002 Method for the determination of sulfacetamide,sulfapyridine,sulfamerazine,sulfamethoxypyridazine,sulfameter,sulfachloropyridazine,sulfamethoxazole and sulfadimethoxine residues in honey--Liguid chromatographic method
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 29700-2013 National Food Safety Standard Determination of Pyridine Residues in Milk by Gas Chromatography-Mass Spectrometry
GB/T 2590.4-1981 Zirconium and hafnium oxides--Determination of aluminum content--Chromazurol S-tetradecyl pyridine bromide photometric method
GB 29699-2013 National Food Safety Standards for the Determination of Pyridine Residues in Chicken Muscle Tissue by Gas Chromatography-Mass Spectrometry

Professional Standard - Ferrous Metallurgy, Pyridine detection method

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

Professional Standard - Geology, Pyridine detection method

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
DZ/T 0064.73-1993 Determination of groundwater quality by spectrophotometric method with 4-aminoantipyridine

Japanese Industrial Standards Committee (JISC), Pyridine detection method

JIS K 2423:1978 Methods for testing pyridine bases
JIS K 0087:1983 Methods for determination of pyridine in exhaust gas
JIS K 0087:1998 Methods for determination of pyridine in flue gas

Professional Standard - Agriculture, Pyridine detection method

JAP-137 Detection method of rimsulfuron-methyl, clopyrazuron-methyl and rimsulfuron-methyl
JAP-056 Fluazinam detection method
JAP-040 Pyridoxine detection method
JAP-018 Pymetrozine detection method
JAP-014 The detection method of acetamiza
JAP-148 Nitenpyram detection method
JAP-031 Azaphenanthridine detection method
JAP-041 Detection method of pyridalyl
JAP-017 Detection method of pirinomycin
JAP-097 Ammonium imazamox detection method
JAP-016 Detection method of diflufenican
JAP-015 Fluazifop detection method
JAP-069 Sulfamethazine detection method
NY/T 4310-2023 Determination of Chromium Picolinate in Feed by High Performance Liquid Chromatography
JAP-042 Detection method of boscalid (agricultural products)
JAP-043 Boscalid detection method (animal product)
JAP-035 Method for detection of diclazuril and dimethidine alcohol
农业部公告第1934号 Inspection method for illegal addition of sulfamethazine and sulfamethoxine in florfenicol preparations
14兽药残留检测标准操作规程-2008 Detection method of sulfamethazine residues in pork-enzyme-linked immunosorbent assay
40兽药残留检测标准操作规程-2008 Determination method of pyrilimycin residues in milk-high performance liquid chromatography-tandem mass spectrometry

Professional Standard - Commodity Inspection, Pyridine detection method

SN 0335-1995 Methods for the determination of piromidic acidresidues in eel for export
SN 0276-1993 Method for the determination of amprolium residuesin poultry meat for export.Thin layer chromatography
SN/T 0212.1-1993 Method for determination of clopidolresidues in poultry meat for export.Liquid chromatography
SN/T 0212.2-1993 Method for determination of clopidolresidues in poultry meat for export.Methylation-gas chromatography
SN/T 0212.3-1993 Method for determination of clopidolresidues in poultry meat for export.Propionylation-gas chromatography
SN 0283-1993 Method for the determination of clopidolresidues in poultry meat for export.Acetylation-gas chromatography
SN/T 2796-2011 Determination method of sulfonicami residues in imported and exported food
SN/T 2561-2010 Determination of pyridine pesticides residues in foodstuffs for import and export.LC-MS/MS
SN/T 2095-2008 Determination of chlorfluazuron residues in vegetables for import and export.High performance liquid chromatographic method
SN/T 2623-2010 Determination of pyriproxyfen residues in foodstuffs for import and export.HPLC-MS/MS method
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
SN/T 2646-2010 Determination of tebufenpyrad residues in food for import and export.GC-MS method

Taiwan Provincial Standard of the People's Republic of China, Pyridine detection method

CNS 14454-2000 Method of test for veterinary drug residues in food-Test of clopidol

Group Standards of the People's Republic of China, Pyridine detection method

T/SQIA 013-2022 Rapid detection of clopidol in poultry egg — colloidal gold immunochromatography
T/NAIA 0191-2023 Determination of pyridine in soil and sediment by gas chromatography-mass spectrometry
T/GZTPA 0004-2022 Colloidal gold method for rapid detection of imidacloprid in Guizhou tea

CZ-CSN, Pyridine detection method

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

国家进出口商品检验局, Pyridine detection method

SN 0283-1994 "Method for Inspection of Dichlorodipyridinol Residues in Exported Poultry Meat"

Professional Standard - Environmental Protection, Pyridine detection method

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

海关总署, Pyridine detection method

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

International Organization for Standardization (ISO), Pyridine detection method

ISO 8534:2017 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
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 731-6:1977 Formic acid for industrial use — Methods of test — Part 6: 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 1391-3:1976 Paraformaldehyde for industrial use — Methods of test — Part 3: Determination of iron content — 2,2'- Bipyridyl photometric 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 8534:2008 Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free)
ISO 1389-11:1977 Phthalic anhydride for industrial use — Methods of test — Part 11: Determination of iron content — 2,2'- Bipyridyl photometric method
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/R 852:1968 Sodium tripolyphosphate and sodium pyrophosphate for industrial use; Determination of iron content; 2,2'- Bipyridyl spectrophotometric method
ISO 18145:2003 Environmental tobacco smoke - Determination of vapour phase nicotine and 3-ethenylpyridine in air - Gas chromatographic method
ISO 16373-2:2014 Textiles - Dyestuffs - Part 2: General method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water)

American Society for Testing and Materials (ASTM), Pyridine detection method

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 D5075-01(2007) Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
ASTM D5075-96e1 Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
ASTM D5075-01(2012)e1 Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
ASTM D5075-01 Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
ASTM D5075-01(2022) Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
ASTM D5075-01(2017)e1 Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air

RU-GOST R, Pyridine detection method

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 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
GOST R ISO 16373-2-2016 Textiles. Dyestuffs. Part 2. General method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water)

Professional Standard - Hygiene , Pyridine detection method

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

Korean Agency for Technology and Standards (KATS), Pyridine detection method

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 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 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 Animal and vegetable fats and oils－Determination of water content－Karl Fischer method(pyridine free)
KS H ISO 8534-2012(2021) Animal and vegetable fats and oils－Determination of water content－Karl Fischer method(pyridine free)
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 detection method

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

British Standards Institution (BSI), Pyridine detection method

ASTM D5075-01(R2022) Standard Test Method for Nicotine and 3-Ethenylpyridine in Indoor Air
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 16373-2:2014 Textiles. Dyestuffs. General method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water)
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
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

TR-TSE, Pyridine detection 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 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

Association Francaise de Normalisation, Pyridine detection method

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 17683:2023 Alimentation animale - Méthodes d'échantillonnage et d'analyse - Dosage des alcaloïdes pyrrolizidiniques dans l'alimentation animale par CL-SM/SM
NF EN ISO 16373-2:2014 Textiles - Colorants - Partie 2 : méthode générale pour la détermination des colorants extractibles, notamment les colorants allergènes et carcinogènes (méthode utilisant un mélange pyridine/eau)
NF V37-047*NF ISO 18145:2004 Environmental tobacco smoke - Determination of vapour phase nicotine and 3-ethenylpyridine in air - Gas-chromatographic method.
NF G08-018-2*NF EN ISO 16373-2:2014 Textiles - Dyestuffs - Part 2 : general method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water)

BE-NBN, Pyridine detection method

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 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 03-262-1980 Phosphoric acid for industrial use - Determination of iron content - 2,2'-Bipyridyl spectrophotometric 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 03-006-1979 Hydrochloric 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 03-020-1979 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

TH-TISI, Pyridine detection method

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

PL-PKN, Pyridine detection method

PN C04586 ArkusZ09-1973 Water and waste water Tests for iron Determination of ferrous iron by colorimetric method with 2,2'-dipyridyl

Danish Standards Foundation, Pyridine detection method

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

KR-KS, Pyridine detection method

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 detection method

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

Professional Standard - Non-ferrous Metal, Pyridine detection method

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 226.4-1994 Determination of the amount of aluminum in selenium (Chromazurin S-bromocetylpyridinium absorptiometry)
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
YS/T 227.2-1994 Determination of Aluminum Content in Tellurium (Cromoazurin S--Bromotetradecylpyridine Micellar Solubilization Absorption Spectrophotometry)
YS/T 227.2-2010 Methods for chemical analysis of tellurium-Part 2: Determination of aluminium content-Chromazurol S-Tetradecyl bromide pyridine micellar solubilization spectrophotometry
YS/T 568.4-2006 Determination of Aluminum Content in Zirconia and Hafnium Oxide Absorptiometry of Chromazurin S-Tetradecylpyridinium Chloride

中华人民共和国国家卫生和计划生育委员会, Pyridine detection method

GB 11732-1989 Standard method for hygienic examination of pyridine in the atmosphere of residential areas cyanogen chloride-barbituric acid spectrophotometric method

Professional Standard - Petrochemical Industry, Pyridine detection method

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

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

GB 23200.42-2016 National food safety standards— Determination of haloxyfop residue in cereal
GB 23200.75-2016 National food safety standards- Determination of flonicamid residue in foods
GB 23200.50-2016 National food safety standards— Determination of pyridine pesticides residue in foods Liquid chromatography — mass spectrometry

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

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

German Institute for Standardization, Pyridine detection method

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 16373-2:2014-10 Textiles - Dyestuffs - Part 2: General method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water) (ISO 16373-2:2014); German version EN ISO 16373-2:2014
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

ES-UNE, Pyridine detection method

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

European Committee for Standardization (CEN), Pyridine detection method

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)
prEN 17683-2021 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LCMS/MS
EN 17683:2023 Animal feeding stuffs - Methods of sampling and analysis - Determination of pyrrolizidine alkaloids in animal feeding stuff by LC-MS/MS
EN ISO 16373-2:2014 Textiles - Dyestuffs - Part 2: General method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water)

全国标准信息公共服务平台, Pyridine detection method

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

GB/T 6730.44-2017 Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol spectrophotometric method
GB/T 33069-2016 Determination of 1-vinyl-2-pyrrolidinone homopolymer for industrial use
GB/T 6730.37-2017 Iron ores—Determination of cobalt content—4-[(5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method

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

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

AR-IRAM, Pyridine detection method

IRAM 25 579-1956

Lithuanian Standards Office , Pyridine detection method

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

AT-ON, Pyridine detection method

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

未注明发布机构, Pyridine detection 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
BS ISO 18145:2003(2009) Environmental tobacco smoke — Determination of vapour phase nicotine and 3 - ethenylpyridine in air — Gas - chromatographic method

VN-TCVN, Pyridine detection method

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

Professional Standard - Electron, Pyridine detection method

SJ/T 11022-1996 Methods of analysis for silver-copper brazing for electronic components - Determination of tin (spectrophotometric C21H38BrN absorption method)

中华全国供销合作总社, Pyridine detection method

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

国家市场监督管理总局、中国国家标准化管理委员会, Pyridine detection method

GB/T 13747.5-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 5：Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry

AENOR, Pyridine detection method

UNE-ISO 18145:2010 Environmental tobacco smoke --Determination of vapour phase nicotine and 3-ethenylpyridine in air -- Gas-chromatographic method
UNE-EN ISO 16373-2:2015 Textiles - Dyestuffs - Part 2: General method for the determination of extractable dyestuffs including allergenic and carcinogenic dyestuffs (method using pyridine-water) (ISO 16373-2:2014)

农业农村部, Pyridine detection method

NY/T 3141-2017 Determination of 2,6-dimethyl-3,5-diethyl ester-1,4-dihydropyridine in feed liquid chromatography-tandem mass spectrometry

工业和信息化部, Pyridine detection method

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

Professional Standard - Machinery, Pyridine detection method

JB/T 6237.4-1992 Silver powder chemical analysis method for electrical contacts 2-(5-bromo-2-pyridylamido)-5-diethylaminophenol spectrophotometric determination of nickel content