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nitrogen methylation

nitrogen methylation, Total:499 items.

In the international standard classification, nitrogen methylation involves: Materials for aerospace construction, Analytical chemistry, Products of the chemical industry, Organic chemicals, Raw materials for rubber and plastics, Paint ingredients, Photography, Non-ferrous metals, Fertilizers, Electromechanical components for electronic and telecommunications equipment, Beverages, Applications of information technology, Food products in general, Fruits. Vegetables, Sugar. Sugar products. Starch, Semiconducting materials, Water quality, Welding, brazing and soldering, Inorganic chemicals, Air quality, Measurement of fluid flow, Construction materials, Rubber, Leather technology, Edible oils and fats. Oilseeds, Ferroalloys, Biology. Botany. Zoology, Crude petroleum, Environmental protection, Coals, Occupational safety. Industrial hygiene, Soil quality. Pedology, Plastics, Items of art and handicrafts, Wastes, Rectifiers. Convertors. Stabilized power supply, Adhesives, Cereals, pulses and derived products, Vocabularies, Coatings and related processes used in aerospace industry, Heat treatment, Surface treatment and coating, Products of the textile industry, Rubber and plastics products, Non-metalliferous minerals, Testing of metals, Semiconductor devices, Refractories, Ceramics, Iron and steel products, General methods of tests and analysis for food products.

United States Navy, nitrogen methylation

NAVY DOD-T-82666 A VALID NOTICE 1-1987 TRIS-1-(2 METHYL AZIRIDINYL) PHOSPHINE OXIDE
NAVY DOD-T-82666 A (1)-1981 TRIS-1-(2 METHYL AZIRIDINYL) PHOSPHINE OXIDE
NAVY DOD-T-82666 A-1978 TRIS-1-(2 METHYL AZIRIDINYL) PHOSPHINE OXIDE
NAVY MIL-A-85495 (1)-1995 ANTIOXIDANT, T-BUTYLPHENOL TYPE, 2, 2' -METHYLENEBIS (4-METHY-6-T-BUTYLPHENOL)
NAVY MIL-A-85495-1981 ANTIOXIDANT, T-BUTYLPHENOL TYPE, 2, 2' -METHYLENEBIS (4-METHY-6-T-BUTYLPHENOL)

Professional Standard - Military and Civilian Products, nitrogen methylation

WJ 1968-1990 Carboxymethyl cellulose lead azide
WJ 2231-1994 Evaluation of Effective Hardened Layer Depth in Carburizing, Carbonitriding and Nitriding of Armored Vehicle Parts

Professional Standard - Chemical Industry, nitrogen methylation

HGB 3085-1959 Dimethyl Yellow (Dimethylaminoazobenzene)
HG/T 3925-2014 Tolyltriazole
HG/T 3925-2007 Tolyltriazole
HG/T 5797～5798-2021 Methyldisilazane coupling agent and methyldivinyldisiloxane/azane coupling agent (2021)
HGB 3517-1962 Neutral red (2-methyl-3-amino-6-dimethylaminodiazaanthene hydrochloride)
HG/T 6152-2023 Analytical method for chemical composition of catalyst for dehydrogenation of methyl isobutyl methanol to methyl isobutyl ketone
HG/T 3481-1999 Chemical reagent.4-Methyl-2-pentanone
HG/T 5072~5074-2016 2,4,6-Trimethylbenzoyldiphenylphosphine oxide, bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide and 2-dimethylamino-2-benzyl-1 -[4-(4-Morpholinyl)phenyl]-1-butanone (2016)
HG/T 3449-1999 Chemical reagent.Methyl red
HG/T 3449-2012 Chemical reagent.Methyl red
HG/T 5250~5252-2017 Determination of textile dyeing and finishing auxiliaries ethylenediaminetetraacetate and diethylenetriaminepentaacetate, ammonia nitrogen, dihydrogenated tallow dimethyl ammonium chloride (2017)
HG/T 5707～5708-2020 Test method for reaction performance of methyl isobutyl methanol dehydrogenation to methyl isobutyl ketone catalyst and test method for reaction performance of methanol to olefins catalyst for dense phase circulating fluidized bed (2020)
HG/T 3313-2000 Room Temperature Vulcanized Methyl Silicone Rubber
HG/T 4890~4891-2016 Vulcanization accelerators tetramethylthiuram monosulfide (TMTM) and zinc dibenzyldithiocarbamate (ZBEC) (2016)
HG/T 5624～5627-2019 Tetrahydroxymethylphosphonium Sulfate for Industrial Use, Tetrahydroxymethylphosphine Chloride for Industrial Use, Methyl Acetate for Industrial Use and Methyl Isobutyl Ketone (MIBK) for Industrial Use (2019)
HG/T 2230-2006 Water treatment chemicals-Dodecyl dimethyl benzyl ammonium chloride
HG/T 2230-1991 Water treatment agent dodecyl dimethyl benzyl ammonium chloride
HG/T 5759～5762-2020 Normal temperature iron oxide desulfurizer, dimethyl ether carbonylation to methyl acetate catalyst, dimethyl ether carbonylation to methyl acetate catalyst catalytic performance test method and chromium-based ethylene polymerization catalyst chemical com
HG/T 3463-2000 Chemical reagent.Arsenazo Ⅲ
HG 3-1007-1976 Chemical Reagent Arsenazo III [2,7-bis(2-phenylarsenic acid-1-azo)-1,8-dihydroxynaphthalene-3,6-disulfonic acid]
HG/T 4781-2014 Vulcanizing accelerator.Zinc dibutyldithiocarbamate (ZDBC)
HG/T 4782-2014 Vulcanizing accelerator.Zinc diethyldithiocarbamate (ZDEC)
HG/T 2891-1997 Chemical reagent Isoamyl alcohol(3-Methy-1-butanol)
HG/T 2891-2011 Chemical reagent.Isoamyl alcohol(3-Methyl-1-butanol)
HG/T 4779-2014 Vulcanizing accelerator.Dipentamethylenethiuram hexasulfide (DPTH)
HG/T 6158-2023 Vulcanization accelerator zinc diisobutyldithiocarbamate (ZDIBC)
HG/T 3803-2005 Photographic chemicals 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
HG/T 2335-2003 Photographic chemicals 2-[(4-Amino-3-methylphenyl)ethylamino]-ethanol sulfate(CD-4)
HG/T 3496-2000 Chemical reagent.Alizarin yellow R

Taiwan Provincial Standard of the People's Republic of China, nitrogen methylation

CNS 1689-1965 p-Dimethylaminoazobenzene (Butter Yellow Methyl Yellow)
CNS 7721-1981 Triphenyltetrazolium Chloride
CNS 1819-1970 Methyl Red
CNS 1660-1966 Methyl Violet (Crystal Violet)
CNS 1818-1970 Methyl Orange
CNS 1693-1996 N,N-Dimethylformamide (Reagent)
CNS 1690-1965 p-Dimethylaminobenzaldehyde (Ehrlich's Reagent)
CNS 4631-1978 Rubber Vulcanization Accelerator ZnMDC (Zinc Dimethyl Dithiocarbamate)
CNS 1794-1968 O, P-Dihydroxyazo-P-Nitrobenzene (Magneson)
CNS 4635-1978 Rubber Vulcanization Accelerator TMTM (Tetramethyl Thiuram Monosulfide)
CNS 4632-1978 Rubber Vulcanization Accelerator TMTD (Tetramethyl Thiuram Disulfide)
CNS 12630-2006 Method of test for fruit and vegetable juice products - Determination of Formol nitrogen
CNS 2029-1979 Triphenyltetrazolium Chloride (Red Tetrazolium)
CNS 1815-1971 P-Methylaminophenol Sulfate (Metol)
CNS 1692-1965 Dimethylaniline
CNS 1704-1966 Diphenylcarbazone
CNS 1598-1962 Benzyl Chloride
CNS 1761-1997 3-Methyl-1-butanol (Reagent)
CNS 1839-1969 O-Nitrobenzaldehyde
CNS 1814-1971 Methenamine (Hexamethylenetetramine, Hexamine)
CNS 1696-1965 3, 5-Dinitrobenzoyl Chloride
CNS 7731-1988 Chemical Reagent (Chloromethyloxirane)
CNS 1841-1969 P-Nitrobenzoyl Chloride
CNS 2027-1979 O-Tolidine
CNS 1694-1996 Dimethylglyoxime (Reagent)
CNS 9914-1983 Methods of Hygienic Test for Cosmetics-Ethyl P-Aminobenzoate and Ethyl O-Aminobenzoate
CNS 1871-1973 Picrolonic Acid (1-P-Nitrophenyl-3-methyl-4-nitropyrazolone)
CNS 7713-1981 Chemical Reagent (Anthranilic Acid) (o - Aminobenzoic Acid)
CNS 4633-1978 Rubber Vulcanization Accelerator ZnPDC (Zinc Ethyl-Phenyl Dithircarbamate)
CNS 1691-1965 p-Dimethylaminobenzalrhodanine (p-Dimethylaminobenzylidenerhodane)
CNS 4634-1978 Rubber Vulcanization Accelerator NaBDC (Sodium Di-n-Butyl Dithiocarbamate Solution)
CNS 3278-1971 Method of Test for Polymethylacrylate Corrugated Sheet (Aging Test)

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

GJB 1959-1994 Specification for tris-1-(2-methylaziridine)phosphine oxide
GJB 1959A-2020 Specification for tris-1-(2-methylaziridine)phosphine oxide
GJB 3520-1999 Specification for aluminum nitride ceramic substrates
GJB 8134-2013 Specification for 3,3-bis (azidomethy) oxetane and tetrahydrofuran copolymer
GJB 8131-2013 Specification for AlN-SiC used as microwave attenuation composites

Group Standards of the People's Republic of China, nitrogen methylation

T/FSI 004-2016 Hexamethyl disilazane (HMDS)
T/FSI 013-2017 Heptamethyldisilazane
T/FSI 012-2017 Tetramethyl divinyl disilazane
T/SHCDA 000002-2020 Trimethylolpropane tris(2-methyl-1-azirdine) propionate
T/ZZB 1825-2020 Methylating agent methyl bromide
T/SFCCIA 001-2021 Coal-to-synthesis gas production of synthetic ammonia, methanol, coal-based chemicals and nitrogen fertilizer manufacturing intelligent assessment specifications
T/CSTM 00068-2019 Chemical reagent — Methyl tert-butyl ether
T/CPCIF 0090-2021 Di(4-methylbenzoyl) peroxide for industrial use
T/CSTM 00067-2019 Chemical reagent — Methyl 4-ethynylbenzoate
T/SDSES 015-2023 2-Methyl-4-methoxy diphenylamine by-product sodium bromide aqueous solution
T/CPCIF 0229-2022 Dimethyldiallylammonium chloride by-product sodium chloride
T/CSTM 00352-2021 Sepiolite curing agent for formaldehyde
T/CPCIF 0025-2019 Byproduct of tetramethylammonium hydroxide—Trimethylamine aqueous solution
T/CRIAC 0060-2021 Chemical reagent— Hexadecyltrimethylammonium bromide for chromatography
T/CRIAC 0059-2021 Chemical reagent— Dodecyltrimethylammonium chloride for chromatography
T/LCAA 005-2021 Determination of methane, nitrous oxide and carbon dioxide concentrations in gases——gas chromatography method
T/CIESC 0038-2022 Flame retardant chemical 2,2-bis[3,5-dibromo-4-(2,3-dibromo-2-methylpropoxy) benzene] propane
T/WSJD 18.9-2021 Gas Chromatography for the Determination of Methyl Isoamyl Ketone in the Air of the Workplace
T/WSJD 16.1-2020 Suggested values for occupational exposure limits of chemical factor methyl isoamyl ketone in workplace air
T/LCAA 006-2021 Measuring technical specification on methane and nitrous oxide emissions from farmland by static chamber
T/FSI 109-2023 Dimethicone with low volatility methylcyclosiloxane
T/CRIAC 0011-2020 Chemical reagent-4,4'-Diaminodiphenylmethane
T/FSI 053-2020 Low Viscosity RTV Methyl Silicone Rubber
T/CASAS 031-2023 est method of Sub-6GHz GaN power amplifier for 5G base station application
T/GDCDC 014-2020 Cocamide methyl MEA for daily chemicals use
T/QAS 043-2021 Determination of Sulfide in Brine by Methylene Blue Spectrophotometry
T/FSI 018-2019 Vinyl terminated simethicone
T/WSJD 18.10-2021 Gas Chromatography for the Determination of Methyl Methacrylate by Chemical Factors in the Air of the Workplace

Japanese Industrial Standards Committee (JISC), nitrogen methylation

JIS K 9531:1976 Xylylazo violet II (2-(2-hydroxy-3-(2,4-xylylcarbamoyl)-1-naphthylazo)-phenol)
JIS K 9530:1976 Xylylazo violet I (sodium 2-(2-hydroxy-3-(2,4-xylylcarbamoyl)-1-naphthylazo)-1-phenol-4-sulfonate)
JIS K 8500:2007 N,N-Dimethylformamide (Reagent)
JIS K 0001:1998 Reference material -- Standard gas -- Nitrogen monoxide
JIS K 0400-44-40:2000 Water quality -- Determination of Kjeldahl nitrogen -- Method after mineralization with selenium
JIS K 7722:1987 Photographic grade 4-(n-ethyl-n-2-methanesulphonylaminoethyl)-2-methylphenylenediamine sesquisulphate monohydrate
JIS B 6915:1993 Nitriding and nitrocarburizing of iron and steel
JIS R 1669:2006 Fine ceramics -- Fundamental characteristics and classification of silicon nitride materials for rolling bearing balls
JIS R 1669:2014 Fine ceramics -- Fundamental characteristics and classification of silicon nitride materials for rolling bearing balls
JIS B 6915 AMD 1:2010 Process of nitriding and nitrocarburizing of iron and steel (Amendment 1)

Korean Agency for Technology and Standards (KATS), nitrogen methylation

KS M 8478-2013 1,1,1,3,3,3-Hexamethyldisilazane
KS M 8478-2008 1,1,1,3,3,3-Hexamethyldisilazane
KS M 8063-2015(2020) Methyl red
KS M 1047-2019 Nitrogen monoxide and nitrogen dioxide(standard reference materials)
KS E ISO 333:2003 Coal－Determination of nitrogen－Semi-micro Kjeldahl method
KS M 8374-2014(2019) 3-Methyl-1-butanol(Reagent)
KS I ISO 11261:2008 Soil quality-Determination of total nitrogen-Modified Kjeldahl method
KS I 3272-2014 Recycled methyl methacrylate organic compound from PMMA
KS I 3272-2016 Recycled methyl methacrylate organic compound from PMMA
KS D 8351-1995(2010) Titanium nitride coatings by dry processing
KS M ISO 9702-2002(2017) Plastics－Amine epoxide hardners－Determination of primary, secondary and tertiary amine group nitrogen content
KS I ISO 11905-2:2008 Water quality-Determination of nitrogen-Part 2:Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
KS M ISO 422:2019 Photography — Processing chemicals —Specifications for p-methylaminophenol sulfate
KS I ISO 11905-2-2008(2013) Water quality－Determination of nitrogen－Part 2：Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
KS M ISO 9702-2002(2022) Plastics－Amine epoxide hardners－Determination of primary, secondary and tertiary amine group nitrogen content
KS M 9106-1996 Water quality-Determination of borate(Spectrometric method using azomethine-H)
KS M ISO 17531:2019 Photography — Processing chemicals — Specifications for 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
KS M 8400-2006 3,3′-Dimethylbenzidinium dichloride
KS I ISO 10530-2007(2017) Water quality－Determination of dissolved sulfide－Photometric method using methylene blue
KS M ISO 17531:2002 Photography－Processing chemicals－Specifications for 4－(N－ethyl－N－2－methanesulfonylaminoethyl)－2－methylphenylenediamine sesquisulfate monohydrate
KS H ISO 11216-2008(2018) Modified starch－Determination of content of carboxymethyl groups in carboxymethyl starch
KS L 9310-2017 Methods for chemical analysis of aluminum nitride powders
KS M ISO 8988-2010(2020) Plastics－Phenolic resins－Determination of hexamethylenetetramine content－Kjeldahl method, perchloric acid method and hydrochloric acid method
KS I ISO 17734-2:2007 Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry-Part 2:Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
KS H ISO 11216:2008 Modified starch－Determination of content of carboxymethyl groups in carboxymethyl starch
KS M ISO 2590:2004 General method for the determination of arsenic－Silver diethyldithiocarbamate photometric method

工业和信息化部, nitrogen methylation

HG/T 5797-2021 Methyl disilazane coupling agent
HG/T 5798-2021 Methyldivinyldisiloxane/azane coupling agent
HG/T 3481-2020 Chemical reagent 4-methyl-2-pentanone (methyl isobutyl ketone)
HG/T 5073-2016 Bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide
HG/T 5072-2016 2,4,6-Trimethylbenzoyl-diphenylphosphine oxide
HG/T 5350-2018 Biochemical reagent Tris(hydroxymethyl)aminomethane
HG/T 5707-2020 Test method for reaction performance of catalysts for dehydrogenation of methyl isobutyl methanol to methyl isobutyl ketone
HG/T 5760-2020 Catalyst for carbonylation of dimethyl ether to methyl acetate
HG/T 5592-2019 Analysis method of chemical composition of catalyst for oxidation of methacrolein to methacrylic acid
QB/T 1915-2021 Cationic surfactants fatty alkyl trimethyl ammonium halide and fatty alkyl dimethyl benzyl ammonium halide
HG/T 5344-2018 Chemical reagent 2-butanone (methyl ethyl ketone)
YB/T 4582.9-2017 Determination of titanium silicon nitride content diantipyrine methane spectrophotometry
HG/T 5252-2017 Determination of textile dyeing and finishing auxiliary dihydrogenated tallow dimethyl ammonium chloride
HG/T 5761-2020 Test method for catalytic performance of catalysts for carbonylation of dimethyl ether to methyl acetate
YS/T 1539-2022 Determination of boron nitride content in aluminum-based boron nitride powder by inductively coupled plasma atomic emission spectrometry
HG/T 5625-2019 Tetrahydroxymethylphosphorus chloride for industrial use
HG/T 5360-2018 Dimethyl diallyl ammonium chloride for water treatment agent
HG/T 6013-2022 Acryloxyethyltrimethylammonium Chloride for Industrial Use
HG/T 4890-2016 Vulcanization accelerator tetramethylthiuram monosulfide (TMTM)
HG/T 5847-2021 Acetylated amino oil [4-amino-N-[3-(ethylhydroxyethyl)sulfone]phenylbenzamide]
YB/T 4582.7-2017 Determination of total nitrogen content of ferrous silicon nitride by neutralization titration method
HG/T 4891-2016 Vulcanization accelerator zinc dibenzyldithiocarbamate (ZBEC)
HG/T 5833-2021 Vulcanization accelerator N,N'-dimethyl-N,N'-diphenylthiuram disulfide (MPTD)
YB/T 4528-2016 Determination of nitrogen content in ferrochromium nitride and high nitrogen ferrochrome by inert gas melting thermal conductivity method

Natural Gas Processor's Association (NGPA), nitrogen methylation

GPA RR-101-1986 Vapor-Liquid Equilibria Measurements on the Systems Methane- Methylcyclohexane, Nitrogen-N- Propylbenzene, Hydrogen Sulfide-N- Propylbenzene, Propane- Toluene, Propane-M- Xylene and Propane- Methylcyclohexane
GPA RR-51-1981 Equilibrium Phase Properties of Selected Naphthenic Binary Systems: Methylcyclohexane - Nitrogen Ethylcyclohexane - Hydrogen Sulfide n-Probylcyclohexane - Hydrogen Sulfide
GPA RR-58-1981 Equilibrium Phase Properties of Selected Naphthenic Binary Systems: Ethylcyclohexane - Carbon Dioxide Ethylcyclohexane - Nitrogen Ethylcyclohexane - Methane
GPA RR-24-1977 Enthalpy and Phase Bondary Measurements on Mixtures of Nitrogen with Methane, Carbon Dioxide, and Hydrogen Sulfide
GPA RR-29-1978 Equilibrium Phase Compositions of Selected Aromatic and Naphthenic Binary Systems: Toluene - Carbon Dioxide Toluene - Hydrogen Sulfide Methyl Cyclohexane - Carbon Dioxide Methyl Cyclohexane - Hydrogen Sulfide
GPA RR-107-1987 Thermodynamic Properties of Pure Hydrogen Sulfide and Mixtures Containing Hydrogen Sulfide with Methane, Carbon Dioxide, Methycyclohexane and Toluene
GPA TP-7-1982 Excess Enthalpy Experimental Data Binary Systems: Water + Hydrogen Water + Methane Water + Nitrogen Water + Argon

U.S. Military Regulations and Norms, nitrogen methylation

ARMY MIL-D-51412 VALID NOTICE 2-2004 DYE, RED, 2, 5, 2', 5' TETRAMETHYLTRIPHENYLMETHANE-4, 4'-DIAZO-BIS- BETAHYDROXYNAPHTHOIC ANILIDE
ARMY MIL-D-51412 NOTICE 1-1996 DYE, RED, 2, 5, 2', 5' TETRAMETHYLTRIPHENYLMETHANE-4, 4'-DIAZO-BIS- BETAHYDROXYNAPHTHOIC ANILIDE
ARMY MIL-D-51412 (1)-1989 DYE, RED, 2, 5, 2', 5' TETRAMETHYLTRIPHENYLMETHANE-4, 4'-DIAZO-BIS- BETAHYDROXYNAPHTHOIC ANILIDE
ARMY MIL-D-51412-1974 DYE, RED, 2, 5, 2', 5' TETRAMETHYLTRIPHENYLMETHANE-4, 4'-DIAZO-BIS- BETAHYDROXYNAPHTHOIC ANILIDE
ARMY MIL-P-50486 NOTICE 2-1996 POTASSIUM DINITROHYDROXY HYDROBENZOFUROXAN (FOR USE IN AMMUNITION)
ARMY MIL-P-50486 VALID NOTICE 1-1991 POTASSIUM DINITROHYDROXY HYDROBENZOFUROXAN (FOR USE IN AMMUNITION)
ARMY MIL-P-50486-1971 POTASSIUM DINITROHYDROXY HYDROBENZOFUROXAN (FOR USE IN AMMUNITION)

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, nitrogen methylation

GB/T 34532-2017 Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method
GB/T 33443-2016 Determination of hydrogen sulfide carbonyl sulfide methanethiol and dimethyl sulfide in coal-based syngas—Gas chromatograph
GB/T 34819-2017 Cosmetic ingredients—Methylisothiazolinone
GB/T 33317-2016 Plastics—Phenolic resins—Determination of hexamethylenetetramine content—Kjeldahl method,perchloric acid method and hydrochloric acid method

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, nitrogen methylation

GB/T 4375.1-1984 Methods for chemical analysis of gallium--The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline photometric method for the determination of copper content
GB/T 12143.2-1989 Determination method for amino nitrogen content in fruit and vegetable juice beverages--Formol number
GB 12143.2-12143.3-89 Determination method for amino nitrogen content in fruit and vegetable juice beverages-Formol number Determination method for L-ascorbic acid in fruit and vegetable juice beverages-Ethyl ether extract
GB/T 5009.179-2003 Determination of trimethylamine nitrogen in ham
GB/T 26458-2011 Fatty alkyl dimethyl amine oxides
GB/T 17521-1998 Chemical reagent. N,N-dimethylformamide
GB/T 30854-2014 Gallium nitride based epitaxial layer for LED lighting
GB/T 10574.7-1989 Tin-lead solders--Determination of copper content--2,9-dimethyl-1,10-phenanthroline spetrophotometric method
GB/T 13747.6-1992 Zirconium and zirconium alloys--Determination of copper content-2,9-dimethyl-1,10-phenanthroline spectrophotometric method
GB/T 13748.8-1992 Magnesium and its alloys--Determination of copper content-2,9-dimethyl-1,10-phenanthroline spectrophotometric method
GB/T 27570-2011 Methyl silicone rubber for vulcanization at ambient temperature
GB/T 33392-2016 Leather and fur.Chemical tests.Determination of 4-aminoazobenzene derived from azo colorants
GB/T 26983-2011 Determination of sulfureted hydrogen, methyl mercaptan and ethyl mercaptan in crude oil
GB/T 1400-2014 Chemical reagent.Hexamethylene tetramine
GB/T 1400-1993 Chemical reagent. Hexamethylene--tetramine
GB 1400-1993 Chemical reagent hexamethylenetetramine
GB/T 3600-2000 Fertilizers-Determination of ammoniacal nitrogen content-Formaldehyde method
GB/T 11198.11-1989 Sulphuric acid for industrial use--Determination of oxides of nitrogen-2.4-xylenol spectrophotometric method
GB/T 33085-2016 Water treatment chemicals.Poly(diallyldimethylammonium chloride)
GB/T 29666-2013 Cosmetic preservatives.Mixture of methylchloroisothiazolinone and methylisothiazolinone with magnesium chloride and magnesium nitrate
GB/T 14375-1993 Water quality. Determination of monomethyl hydrazine. p-Dimethylaminobenzaldegyde spectrophotometric method
GB/T 29668-2013 Cosmetic preservative.Diazolidinyl urea
GB/T 23324-2009 Textiles.Determination of surfactant.Distearyl dimethyl ammonium chloride
GB/T 5687.4-2016 Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content.Determination of nitrogen content.The distillation-neutralization titration method
GB/T 30933-2014 Determination of diethylamino hydroxybenzoyl hexyl benzoate as sunscreen agent in cosmetics.High performance liquid chromatography
GB/T 9095-1988 Measurement on the carburizing or nitro-caburizing harden case depth of sintering iron-based material
GB/T 16489-1996 Water quality--Determination of sulfide--Methylene blue spectrophotometric method
GB/T 12029.4-1989 Determination of degree of etherification of sodium carboxymethylcellulose for detergents
GB/T 20375-2006 Modified starch.Determination of content of carboxymethyl groups in carboxymethyl starch
GB/T 14376-1993 Water quality. Determination of asymmetrical dimethyl hydrazine. Amino ferrocyanide sodium spectrophotometric method
GB/T 10727-1989 Chemical reagent--Sodium diethyldithiocarbamate trihydrate
GB/T 14494-1993 Lead azide and lead trinitroresorcinate coprecipitation primary explosives

Professional Standard - Non-ferrous Metal, nitrogen methylation

YS/T 520.1-2006 Gallium chemical analysis method 2,9-Dimethyl-4,7-diphenyl-1,10-phenanthrene-diazepine spectrophotometric determination of copper content
YS/T 629.2-2007 Chemical analysis methods of high purity alumina Determination of ferric oxide Orthopenanthroline photometric method extracted withBfethyl-iso-mbutyl ketone
YS/T 520.1-2007 Chemical analysis of gallium.Part 1:Determination of copper content.The 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline spectrophotometric method

HU-MSZT, nitrogen methylation

Association Francaise de Normalisation, nitrogen methylation

NF U42-117:1965 Products used in agriculture. Fertilizers. Determination of nitrogen content in class a nitrogenous fertilizers.
NF EN ISO 11216:1998 Amidons et fécules modifiés - Détermination de la teneur en groupes carboxyméthyles dans l'amidon carboxymethylé
NF T90-060:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TN sub b), following oxidation to nitrogen oxides.
NF U42-149*NF EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
NF T20-777:1984 Methyl chloride and ethyl chloride for industrial use. Methods of test.
NF T76-006*NF EN 1243:2011 Adhesives - Determination of free formaldehyde in amino and amidoformaldehyde condensates.
NF T60-233-3:2010 Animal and vegetable fats and oils - Gas chromatography of fatty acid methyl esters - Part 3 : preparation of methyl esters using trimethylsulfonium hydroxide (TMSH).
NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
NF EN 1408:2008 Produits chimiques utilisés pour le traitement de l'eau destinée à la consommation humaine - Poly(chlorure de diméthyldiallylammonium)
NF G52-222-2*NF EN ISO 17234-2:2011 Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2 : determination of 4-aminoazobenzene.
NF EN 14185-2:2006 Aliments non gras - Dosage des N-méthylcarbamates - Partie 2 : méthode CLHP avec purification sur colonne de terre de diatomées
XP U42-656*XP CEN/TS 17403:2021 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with
NF T73-284*NF EN 13926:2003 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value - N-methyl imidazole method.
NF T94-403*NF EN 1408:2008 Chemicals used for treatment of water intended for human consumption - Poly(diallyldimethylammonium chloride).
NF EN ISO 17234-2:2011 Cuir - Essais chimiques pour le dosage de certains colorants azoïques dans les cuirs teints - Partie 2 : dosage du 4-aminoazobenzène
NF EN ISO 9702:1998 Plastiques - Durcisseurs pour résines époxy - Détermination de la teneur en azote des groupes amine primaire, secondaire, tertiaire.
NF X31-294:2012 Soil quality - Determination of potential nitrification and inhibition of nitrification - Rapid test by ammonium oxidation.
NF EN 16343:2013 Cosmétiques - Analyse des produits cosmétiques - Détermination quantitative du carbamate 3-iodo-2-propynylbutyle (IPBC), méthodes CL-SM
NF U42-148*NF EN 15562:2009 Fertilizers - Determination of cyanamide nitrogen.
NF EN ISO 8988:2006 Plastiques - Résines phénoliques - Détermination de la teneur en hexaméthylènetétramine - Méthode Kjeldahl, méthode à l'acide perchlorique et méthode à l'acide chlorhydrique

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

GB/T 39975-2021 Aluminum nitride ceramic dissipate heat substrates
GB/T 40183-2021 Determination of DNA methylation—Pyrosequencing
GB/T 13747.6-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 6：Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry
GB/T 38401-2019 Leather and fur—Chemical tests—Determination of dimethyl formamide content
GB/T 40955-2021 Determination of octamethylcyclotetrasiloxane(D4) and decamethylcyclopentasiloxane(D5) in cosmetics—Gas chromatography

AR-IRAM, nitrogen methylation

AENOR, nitrogen methylation

UNE 84614:1998 COSMETIC RAW MATERIALS. DIMETHYLDIMETHYLOL HYDANTOIN.
UNE 84623:1998 COSMETIC RAW MATERIALS. DIMETHYLDIMETHYLOL HYDANTOINE. DETERMINATION OF TOTAL FORMALDELYDE. POTENCIOMETRIC METHOD.
UNE 84104:2014 Cosmetic raw materials. Sunscreens. 2-ethylhexyl 4-(dimethylamino) benzoate (Ethylhexyl dimethyl PABA).
UNE 84621:1998 COSMETIC RAW MATERIALS. DIMETHYLDIMETHYLOL HIDANTOIN. DETERMINATION OF FREE FORMALDEHYDE. POTENCIOMETRIC METHOD.
UNE 84128:2014 Cosmetic raw materials. Sunscreens. 1-(4-tert-butylphenyl)-3-(p-methoxyphenyl)-propane-1,3-dione (Butyl Methoxydibenzoylmethane).
UNE 84021:2006 Cosmetic raw materials. Methyl p-hidroxybenzoate.
UNE-EN 12260:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
UNE 84681:2005 Cosmetic raw materials. Polydimethylsiloxane (dimethycones).
UNE 84053:2011 Cosmetic raw materials. Methyl p-hydroxybenzoate, sodium salt.
UNE 84089:1994 COSMETIC RAW MATERIALS. DETERMINATION OF 2-HYDROXYBENZOICO ACID (SALICYLIC ACID) IN p-HIDROXYBENZOATES.
UNE 84728:2009 Cosmetic raw materials. Behentrimonium chloride.
UNE 84684:2006 Cosmetic raw materials. Phenyl trimethicone.
UNE 34210:1981 SODIUM CHLORIDE. DETERMINATION OF FLUORIDE CONTENT. PHOTOMETRIC METHOD WITH SODIUM 2-(SULFOPHENYLAZO)-1,8 DIHYDROXYNAPHTHALENE-3,6 DISULFONATE (SPADNS).
UNE-EN 1791:1997 Surface active agents - Fatty alkyl dimethyl amine oxides - Determination of the amine oxide content
UNE-EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
UNE-EN 14185-1:2003 Non-fatty food - Determination of N-methylcarbamate residues - Part 1: HPLC-method with SPE clean-up
UNE-EN 1408:2008 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride)
UNE 84691:2006 Cosmetic raw materials. Sunscreens. 2,2'-methylene-bis-6-(2H-benzotriazol-2-yl)-4-(tetramethyl-butyl)-1,1,3,3-phenol.
UNE 84685:2006 Cosmetic raw materials. Hexamethyldisiloxane.
UNE 84019:2011 Cosmetic raw materials. Sodium carboxymethylcellulose.
UNE 84686:2014 Cosmetic raw materials. Sunscreens. 3-(4-Methylbenzylidene) camphor.
UNE 84085:2006 Cosmetic raw materials. Butyl p-hydroxybenzoate.
UNE 84023:2006 Cosmetic raw materials. Propyl p-hydroxybenzoate.
UNE 84022:2006 Cosmetic raw materials. Ethyl p-hidroxibenzoate.
UNE 84042:2003 Cosmetic raw materials. Sodium carboxymethylcellulose for cosmetic use. Determination of the purity.
UNE-EN ISO 11216:2000 MODIFIED STARCH. DETERMINATION OF CONTENT OF CARBOXYMETHYL GROUPS IN CARBOXYMETHYL STARCH (ISO 11216:1998)
UNE-EN 13926:2003 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value - N-methyl imidazole method

Military Standards (MIL-STD), nitrogen methylation

DOD A-A-53202-1987 CHLORDIAZEPOXIDE HYDROCHLORIDE CAPSULES, USP

Hebei Provincial Standard of the People's Republic of China, nitrogen methylation

DB13/T 5791-2023 Determination of methylmercury in cosmetics

European Committee for Standardization (CEN), nitrogen methylation

EN 17041:2018 Fertilizers - Determination of boron in concentrations ��10 % using spectrometry with azomethine-H
EN ISO 17234-2:2011 Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene (ISO 17234-2:2011)
EN 12260:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DD ENV 12 260-1996 Water Quality - Determination of Nitrogen - Determination of Bound Nitrogen, After Combustion and Oxidation to Nitrogen Dioxide, Using Chemiluminescence Detection
EN ISO 12966-3:2009 Animal and vegetable fats and oils - Gas chromatography of fatty acid methyl esters - Part 3: Preparation of methyl esters using trimethylsulfonium hydroxide (TMSH)
EN 1408:2023 Chemicals used for treatment of water intended for human consumption - Poly(diallyldimethylammonium chloride)
EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
EN ISO 9702:1998 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996)
PD CEN/TS 17403:2021 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with

RU-GOST R, nitrogen methylation

GOST R 54491-2011 Canned fruits. Method for determination of quinoline, triarylmethane and azo colours presence
GOST 26239.9-1984 Trichlorsilane. Method of methyl chloride, ethyl chloride, butane, isobutane, methylene, chloroform, carbon tetrachloride, methyltrichlorsilane, chlormethylmethylsilane determination
GOST 16485-1987 Dimethyldichlorsilan purified. Specifications
GOST EN 15604-2013 Fertilizers. Determination of different forms of nitrogen in the same sample: nitric, ammoniacal, cyanamide and urea nitrogen
GOST 32918-2014 Petroleum. Method for determination of hydrogen sulfide, methyl- and ethylmercaptans
GOST R 50802-1995 Petroleum. Method for determination of hydrogen sulfide, methyl- and ethylmercaptans
GOST 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
GOST R 57571-2017 Hardeners for epoxide resins. Determination of primary, secondary and tertiary amine group nitrogen content
GOST 33279-2015 Canned fruits. Determination of quinoline, triarylmethane and azo colours presence by thin-layer chromatography method
GOST 32524-2013 Methylmetacrylate. Determination in air

Professional Standard - Commodity Inspection, nitrogen methylation

SN/T 2933-2011 Methods for the detection of chloroform, benzene, carbon tetrachloride, chloropicrin, nitrobenzene and dichlorotoluene in cosmetics
SN/T 3654-2013 Food contact materials.Paper and regenerated fiber.Determination of total content of distearyl dimethyl ammonium chloride, ditallow alkyl dimethyl ammonium chloride,and di (hydrogentated tallow) dimethyl ammonium chloride.Liquid chromatography-tandem mass
SN/T 4207-2015 Inspection rules for import and export dangerous chemical products.Chloromethyl methyl ether
SN/T 2103-2008 Determination of 8-methoxypsoralen and 5-methoxypsoralen in cosmetics for import and export.Liquid chromatography
SN/T 4196-2015 Inspection rules for import and export dangerous chemical products.Methyl tert-butyl ether

国家质量监督检验检疫总局, nitrogen methylation

SN/T 4442-2016 Detection methods for nitrobenzene, nitrotoluene and dinitrotoluene in imported and exported cosmetics
SN/T 4576-2016 Determination of methyl methacrylate in export cosmetics by headspace gas chromatography

RO-ASRO, nitrogen methylation

STAS SR ISO 7408:1993 Fertilizers. Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide. Titrimetric method
STAS 10790-1976 Pesticides TECHNICAL METHYL BROMIDE LIQUEFIED
STAS 11411/1-1988 COMPLEX CHEMICAL FERTILIZERS Nitrogen determination
SR ISO 4176:1981 Fertilizers. Determination of nitrate nitrogen content. Nitrogen gravimetric method
STAS SR 13361-1996 Sodium chloride. Determination of copper. Zinc Dibenzyldithiocarbamate Photometric Method
STAS 7505-1978 MELAMINFORMALDEHYDIC RESIN ALKOXILATE

Professional Standard - Agriculture, nitrogen methylation

SN/T 5494-2023 Titration method for the determination of methyl ethyl ketone peroxide content in methyl ethyl ketone peroxide preparations
水产品质量安全检验手册 2.11.1.0-2005 Chapter II Basic Analysis Methods for Physical and Chemical Testing of Aquatic Products Eleventh Determination of Amino Acid Nitrogen in Aquatic Products (GBT 5009.39-2003) 1. Formaldehyde value method
GB 2760-2014增补公告2017年第13号 Announcement on 8 kinds of food additives with expanded application scope, such as new food nutritional fortifier 6S-5-calcium tetrahydrofolate and nitrogen
GB 10727-1989 Chemical Reagent Sodium Diethyldithiocarbamate (Copper Reagent)

German Institute for Standardization, nitrogen methylation

DIN EN 17041:2018 Fertilizers - Determination of boron in concentrations 10 % using spectrometry with azomethine-H
DIN 55957:2016-08 Binders for paints and varnishes - Methylation and silylation of fatty acids and analysis by gas chromatography / Note: DIN 55957 (2000-05) remains valid alongside this standard until 2017-01-31.
DIN CEN/TS 15604:2008 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version CEN/TS 15604:2007
DIN EN 1791:1997-03 Surface active agents - Fatty alkyl dimethyl amine oxides - Determination of the amine oxide content; German version EN 1791:1997
DIN EN ISO 12966-3:2010 Animal and vegetable fats and oils - Gas chromatography of fatty acid methyl esters - Part 3: Preparation of methyl esters using trimethylsulfonium hydroxide (TMSH) (ISO 12966-3:2009); German version EN ISO 12966-3:2009
DIN EN 1408:2022 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride); German and English version prEN 1408:2022
DIN EN 1408:2008 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride); English version of DIN EN 1408:2008-04
DIN EN 1408:2022-06 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride); German and English version prEN 1408:2022 / Note: Date of issue 2022-05-13*Intended as replacement for DIN EN 1408 (2008-04).
DIN EN 1408:2008-04 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride); German version EN 1408:2008 / Note: To be replaced by DIN EN 1408 (2022-06).
DIN EN ISO 9702:1998-10 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996); German version EN ISO 9702:1998
DIN EN ISO 9702:1998 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996); German version EN ISO 9702:1998
DIN CEN/TS 17403:2021-03 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution w...
DIN EN 14185-2:2006-08 Non fatty foods - Determination of N-methylcarbamate residues - Part 2: HPLC method with clean-up on a diatomaceous earth column; German version EN 14185-2:2006
DIN EN 12260:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TN<(Index)b>), following oxidation to nitrogen oxides; German version EN 12260:2003
DIN EN ISO 17234-2:2011-06 Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene (ISO 17234-2:2011); German version EN ISO 17234-2:2011
DIN EN 25663:1993 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984); German version EN 25663:1993
DIN EN 16343:2013-08 Cosmetics - Analysis of cosmetic products - Determination of 3-iodo-2-propynyl butylcarbamate (IPBC) in cosmetic preparations, LC-MS methods; German version EN 16343:2013
DIN EN ISO 8988:2006-11 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method (ISO 8988:2006); German version EN ISO 8988:2006
DIN EN ISO 11216:1998 Modified starch - Determination of content of carboxymethyl groups in carboxymethyl starch (ISO 11216:1998); German version EN ISO 11216:1998
DIN EN 13926:2003-06 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value; N-methyl imidazole method; German version EN 13926:2003

British Standards Institution (BSI), nitrogen methylation

BS EN 12260:2003(2008)*BS 6068-2.83:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
BS EN ISO 12966-3:2010 Animal and vegetable fats and oils. Gas chromatography of fatty acid methyl esters. Preparation of methyl esters using trimethylsulfonium hydroxide
BS EN ISO 12966-3:2009 Animal and vegetable fats and oils - Gas chromatography of fatty acid methyl esters - Preparation of methyl esters using trimethylsulfonium hydroxide
BS EN 12260:2003 Water quality. Determination of nitrogen. Determination of bound nitrogen (TN<sub>b</sub>), following oxidation to nitrogen oxides
BS DD CEN/TS 15604:2007 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DD CEN/TS 15604:2007 Fertilizers — Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS EN ISO 17234-2:2011 Leather. Chemical tests for the determination of certain azo colorants in dyed leathers. Determination of 4-aminoazobenzene
BS 6068-2.40:1991 Water quality. Physical, chemical and biochemical methods. Method for the determination of borate by spectrometry using azomethine-H
BS EN ISO 9702:1999 Plastics. Amine epoxide hardeners. Determination of primary, secondary and tertiary amine group nitrogen content
BS ISO 17531:2002 Photography - Processing chemicals - Specifications for 4-(N-ethyl-N-2- methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
BS DD CEN/TS 15562:2007 Fertilizers - Determination of cyanamide nitrogen
BS EN 1408:2023 Chemicals used for treatment of water intended for human consumption. Poly(diallyldimethylammonium chloride)
BS ISO 17734-2:2013 Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry. Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
BS EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
DD ENV 12260-1996 Water quality. Determination of nitrogen. Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
BS EN 1408:2008 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride)
22/30451826 DC BS EN 1408. Chemicals used for treatment of water intended for human consumption. Poly (diallyldimethylammonium chloride)
BS 5551-4.1.1:1981 Fertilizers - Chemical analysis - Determination of nitrogen - Nitron gravimetric method for determination of nitrate nitrogen
BS EN ISO 11216:1998 Modified starch - Determination of content of carboxymethyl groups in carboxymethyl starch
BS EN 14185-1:2003 Non-fatty food - Determination of N-methylcarbamate residues - HPLC-method with SPE clean-up

American Water Works Association (AWWA), nitrogen methylation

AWWA B451-1998 Poly(Diallyldimethylammonium Chloride)
AWWA B451-2010 Poly(Diallyldimethyl-ammonium Chloride)
AWWA B451 ADD-2007 Poly(Diallyldimethylammonium Chloride)

American National Standards Institute （ANSI), nitrogen methylation

ANSI/AWWA B451-2016 Poly(Diallyldimethylammonium Chloride)
ANSI/AWWA B451-2010 Poly(Diallyldimethylammonium Chloride)
ANSI/AWWA B451-2023 Standard for Poly (Diallyldimethylammonium Chloride)
ANSI PH4.137-1984 Photography (Chemicals) - 4-(N-Ethyl-N-2-Methanesulfonylamino- ethyl)-2-Methylphenylenediamine Sesquisulfate Monohydrate
ANSI PH4.125-1982 Photographic Grade p-Methylaminophenol Sulfate
ANSI/ASTM D3443:2000 Test Method for Chloride in Trichlorotriflouroethane

Professional Standard - Light Industry, nitrogen methylation

QB/T 1915-1993 Cationic Surfactant Fatty Alkyl Trimethyl Ammonium Halide and Fatty Alkyl Dimethyl Benzyl Ammonium Halide
QB/T 1914-1993 Determination of average relative molecular weight of fatty alkyl trimethyl ammonium halide and fatty alkyl dimethyl benzyl ammonium halide by gas-liquid chromatography
QB/T 1914-2013 Determination of mean relative molecular weight of alkyltrimethylammonium halide and alkyldimethylbenzylammonium halide by GC
QB/T 5015-2016 The determination of α-amino nitrogen in sugar beet
QB/T 2852-2007 Dialkyl dimethyl ammonium halides (C～)
QB/T 4083-2010 Dialkyl dimethyl ammonium halides(C～C)

Danish Standards Foundation, nitrogen methylation

DS/EN 12260:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
DS/EN ISO 9702:1999 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content
DS/EN 1791:1998 Surface active agents - Fatty alkyl dimethyl amine oxides - Determination of the amine oxide content
DS/EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DS/EN 14185-1:2003 Non-fatty food - Determination of N-methylcarbamate residues - Part 1: HPLC-method with SPE clean-up
DS/EN 1408:2008 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride)
DS/CEN/TS 17403:2021 Fertilizers – Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with
DS/EN ISO 17234-2:2011 Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene
DS/EN ISO 11216:1998 Modified starch - Determination of content of carboxymethyl groups in carboxymethyl starch
DS/EN ISO 8988:2007 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method
DS/ISO 2590:1981 General method for the determination of arsenic. Silver diethyldithiocarbamate photometric method
DS/EN 13926:2003 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value - N-methyl imidazole method

Lithuanian Standards Office , nitrogen methylation

LST EN 12260-2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
LST EN 1791-2002 Surface active agents - Fatty alkyl dimethyl amine oxides - Determination of the amine oxide content
LST EN 15604-2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
LST EN 14185-1-2003 Non-fatty food - Determination of N-methylcarbamate residues - Part 1: HPLC-method with SPE clean-up
LST EN 1408-2008 Chemicals used for treatment of water intended for human consumption - Poly (diallyldimethylammonium chloride)
LST CEN/TS 17403-2021 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with
LST EN ISO 9702:2001 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996)
LST ISO 9390:1998 Water quality. Determination of borate. Spectrometric method using azomethine-H
LST EN 13926-2003 Surface active agents - Alkoxylated derivatives - Determination of hydroxyl value - N-methyl imidazole method

未注明发布机构, nitrogen methylation

BS EN 12260-2003(2008)*BS 6068-2.83:2003 Water quality — Determination of nitrogen — Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides

Chongqing Provincial Standard of the People's Republic of China, nitrogen methylation

DB50/T 833-2017 Determination of nitrogen oxides in ambient air (nitrogen monoxide and nitrogen dioxide) by chemiluminescence

YU-JUS, nitrogen methylation

JUS H.B8.636-1981 Sulphuric acid for industrial u se. Determination of oxides of nitrogen. 2,4-xyleno/ spectrophotometric method

TR-TSE, nitrogen methylation

TS 1959-1975 CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE TEST FOR ABSENCE OF HYDROGEN SULPHIDE
TS 1954-1975 LIQUEFIED PHENOL, m-CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF DENSITY AT 20°C
TS 2114-1975 POTASSIUM S?LPHATE FOR INDUSTRIAL USE DETERM1NATION OF ACIDITY TO MET?H L ORANGE
TS 2918-1978 PHOSPHORIC ACID FOR INDUSTRIAL USE (INCLUDING FOODSTUFFS) — DETERMINATION OF OXIDES OF NITROGEN CONTENT — 3,4 — XYLENOL SPECTROPHOTOMETRY

IN-BIS, nitrogen methylation

化学工业部, nitrogen methylation

HG 2230-1991 Water treatment agent dimethylbenzyl ammonium chloride

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., nitrogen methylation

ASHRAE PH-97-13-3-1997 Development of a Low-NOx Fire-Tube Boiler Based on Enhanced Flame Cooling

VN-TCVN, nitrogen methylation

TCVN 6624-2-2000 Water quality.Determination of nitrogen.Part 1: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection

American Society for Testing and Materials (ASTM), nitrogen methylation

ASTM D1153-94(2001) Standard Specification for Methyl Isobutyl Ketone
ASTM D1153-94(1997) Standard Specification for Methyl Isobutyl Ketone
ASTM D2635-07 Standard Specification for Methyl Isobutyl Carbinol
ASTM D1153-06 Standard Specification for Methyl Isobutyl Ketone
ASTM D2635-01 Standard Specification for Methyl Isobutyl Carbinol
ASTM D2635-91(1996)e1 Standard Specification for Methyl Isobutyl Carbinol
ASTM D1153-12 Standard Specification for Methyl Isobutyl Ketone
ASTM D2635-07(2012) Standard Specification for Methyl Isobutyl Carbinol
ASTM UOP269-10 Nitrogen Bases in Hydrocarbons by Potentiometric Titration
ASTM D7597-16(2017) Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and
ASTM D788-04 Standard Classification System for Poly(Methyl Methacrylate) (PMMA) Molding and Extrusion Compounds
ASTM D788-14 Standard Classification System for Poly40;Methyl Methacrylate41; 40;PMMA41; Molding and Extrusion Compounds
ASTM D7597-09e1 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and
ASTM D7597-09 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and
ASTM D4360-90(1999) Standard Specification for Methyl n-Amyl Ketone
ASTM D4360-11 Standard Specification for Methyl n-Amyl Ketone
ASTM D4360-11(2019) Standard Specification for Methyl n-Amyl Ketone
ASTM E2866-21 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid, and Pinacolyl Methylphosphonic Acid in Soi
ASTM D5315-04(2011) Standard Test Method for Determination of N-Methyl-Carbamoyloximes and N-Methylcarbamates in Water by Direct Aqueous Injection HPLC with Post-Column Derivatization
ASTM D7597-16 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and Pinacolyl Methylphosphonic Acid in Water by Liqu
ASTM D1153-83 Standard Specification for Methly Isobutyl Ketone
ASTM D1153-22 Standard Specification for Methyl Isobutyl Ketone
ASTM D2917-07(2021) Standard Specification for Methyl Isoamyl Ketone
ASTM D3765-03 Standard Test Method for Carbon Black8212;CTAB (Cetyltrimethylammonium Bromide) Surface Area
ASTM D3765-03a Standard Test Method for Carbon Black8212;CTAB (Cetyltrimethylammonium Bromide) Surface Area
ASTM D3765-04 Standard Test Method for Carbon Black-CTAB (Cetyltrimethylammonium Bromide) Surface Area

AT-ON, nitrogen methylation

ONORM M 6248-1988 Water quality; determlnation of Kjeldabl nitrogen; method ajter mineralization with selenium
ONR CEN/TS 17403-2021 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with

International Organization for Standardization (ISO), nitrogen methylation

ISO 21793:2020 Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb), dissolved bound nitrogen (DNb), total bound phosphorus (TPb) and dissolved boun
ISO 333:1983 Coal; Determination of nitrogen; Semi-micro Kjeldahl method
ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
ISO 1897-6:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part VI : Test for absence of hydrogen sulphide (Cresylic acid and xylenols only)
ISO 12966-3:2009 Animal and vegetable fats and oils - Gas chromatography of fatty acid methyl esters - Part 3: Preparation of methyl esters using trimethylsulfonium hydroxide (TMSH)
ISO 12966-3:2016 Animal and vegetable fats and oils - Gas chromatography of fatty acid methyl esters - Part 3: Preparation of methyl esters using trimethylsulfonium hydroxide (TMSH)
ISO/TR 11905-2:1997 Water quality - Determination of nitrogen - Part 2: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
ISO 17234-2:2011 Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene
ISO 9702:1996 Plastics - Amine epoxide hardeners - Determination of content of primary, secondary and tertiary amine group nitrogen content
ISO 1897-4:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part IV : Visual test for impurities insoluble in sodium hydroxide solution (Excluding cresylic acid and xylenols)
ISO 2363:1972 Sulphuric acid and oleums for industrial use; Determination of oxides of nitrogen; 2,4- Xylenol spectrophotometric method
ISO 17234-2:2011 | IULTCS/IUC 20-2 Leather — Chemical tests for the determination of certain azo colorants in dyed leathers — Part 2: Determination of 4-aminoazobenzene
ISO 17531:2002 Photography - Processing chemicals - Specifications for 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
ISO/DIS 21068-3 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon — Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents
ISO 17734-2:2006 Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry Part 2: Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives (Second Edition)
ISO 17734-2:2013 Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry.Part 2: Amines and aminoisocyanates using dibutylamine and ethyl chloroformate derivatives
ISO 3709:1976 Phosphoric acid for industrial use (including foodstuffs); Determination of oxides of nitrogen content; 3,4- Xylenol spectrophotometric method
ISO 11216:1998 Modified starch - Determination of content of carboxymethyl groups in carboxymethyl starch

US-CFR-file, nitrogen methylation

CFR 49-173.193-2013 Transportation. Part173:Shippers—general requirements for shipments and packagings. Section173.193:Bromoacetone, methyl bromide, chloropicrin and methyl bromide or methyl chloride mixtures, etc.
CFR 40-721.5262-2014 Protection of Environment. Part721:Significant new uses of chemical substances. Section721.5262:2,7-Naphthalenedisulfonic acid, 5-[[4-chloro-6-[substituted] amino]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(1-sulfo-2-naphthalenyl)azo]-, trisodium salt (gener
CFR 40-721.10665-2013 Protection of Environment. Part721:Significant new uses of chemical substances. Section721.10665:2-Propenoic acid, (2-ethyl-2-methyl-1,3-dioxolan-4-yl)methyl ester.
CFR 40-721.10716-2014 Protection of Environment. Part721:Significant new uses of chemical substances. Section721.10716:Phenol, 2,6-dimethyl-,homopolymer, ether with 2,2’,3,3’,5,5’-hexamethyl[1,1’-biphenyl]-4,4’-diol (2:1),bis[(ethenylphenyl)methyl] ether.
CFR 40-721.2577-2014 Protection of Environment. Part721:Significant new uses of chemical substances. Section721.2577:Copper complex of (substituted sulfonaphthyl azo substituted phenyl) disulfonaphthyl azo, amine salt (generic).

SE-SIS, nitrogen methylation

SIS 16 66 21-1970 Poly(methyl methacrylate) moulding and extrusion compounds

Sichuan Provincial Standard of the People's Republic of China, nitrogen methylation

DB51/T 1789.8-2016 Determination of N,N-Dimethylformamide in Chemical Test of Bamboo Mats and Bamboo Products

TH-TISI, nitrogen methylation

TIS 1493-1998 Sodium carboxymethylcellulose for cosmetics

ANSI - American National Standards Institute, nitrogen methylation

IT4.205-1984 Photography (Chemicals) - 5-Methylbenzotriazole

Professional Standard - Machinery, nitrogen methylation

JB/T 8736-1998 Aluminum nitride ceramics substrate intended to be used in power semiconductor modules

Professional Standard - Electron, nitrogen methylation

SJ/T 11396-2009 The sapphire substrates for nitride based light-emitting diode

(U.S.) Ford Automotive Standards, nitrogen methylation

FORD WSB-M4G340-A-1991 SEALER, URETHANE BASED, HEAT CURING, PAINTABLE, ANTI-CRACKING
FORD ESF-M4G321-A-1990 SEALANT, URETHANE, TWO COMPONENT, ROOM TEMPERATURE CURING

CZ-CSN, nitrogen methylation

CSN ST SEV 1754-1979
CSN 66 6313-1965 Tetrametyltiuramdisulphide technical
CSN 65 4814-1976 Determinaíion of nitrogen oontent in fertilizers

KR-KS, nitrogen methylation

KS M ISO 422-2019 Photography — Processing chemicals —Specifications for p-methylaminophenol sulfate
KS M 8516-2004(2023) N, N－Dimethylpphenylenediammonium dichloride
KS B 4905-1986(2023)
KS M ISO 17531-2019 Photography — Processing chemicals — Specifications for 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate

PL-PKN, nitrogen methylation

PN Z04092-05-1990 Air purity protection Tests for nitric acid and nitrogen oxides Determination of nitrogen oxide, dioxide and total nitrogen oxides in waste gases (emission)
PN C87078-1992 Nitrogenous fertilizers. Determination of chlorides
PN-EN 17041-2018-07 P Fertilizers--Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-H
PN H04222-1974 Chemical analysis of ferroalloys Ferrochromium nitriding

Professional Standard - Environmental Protection, nitrogen methylation

HJ 479-2009 Ambient air.Determination of nitrogen oxides.N-(1-Naphthyl)ethylene diamine dihydrochloride spectrophotometric method
HJ 674-2013 Water quality.Determination of hydrazine and monomethyl hydrazine by p-Dimethylaminobenzaldehyde spectrophotometric method
HJ 1226-2021 Determination of Sulfide in Water Quality Methylene Blue Spectrophotometric Method

Society of Automotive Engineers (SAE), nitrogen methylation

SAE AMS2759/10-1999 Automated Gaseous Nitriding Controlled by Nitriding Potential
SAE AMS2759/10A-2014 Automated Gaseous Nitriding Controlled by Nitriding Potential

API - American Petroleum Institute, nitrogen methylation

API 4217-1974 FOUNDATION FOR MODELING NOx AND SMOKE FORMATION IN DIESEL FLAMES

Professional Standard - Petrochemical Industry, nitrogen methylation

SH 2604.08-2003 Water treatment chemicals - Dodecyl (tetradecyl) dimethyl benzyl ammonium chloride

ES-UNE, nitrogen methylation

UNE 84692:2018 Cosmetic raw materials. Sunscreens. Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine and Methylene bis-Benzotriazolyl Tetramethylbutylphenol. Determination of purity by liquid chromatography.
UNE 84695:2017 Cosmetic raw materials. Sunscreens. Benzoic acid, 2-[4-(diethylamino)-2-hydroxybenzoyl]-hexylester.
UNE-CEN/TS 17403:2021 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution w...
UNE 84690:2018 Cosmetic raw materials. Sunscreens. Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine.

IT-UNI, nitrogen methylation

UNI CEN/TS 17403-2021 Fertilizers - Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with

国家能源局, nitrogen methylation

SH/T 1811-2017 Determination of sulfide content in methyl tert-butyl ether (MTBE) by gas chromatography

ES-AENOR, nitrogen methylation

UNE 84-030-1985

NATO - North Atlantic Treaty Organization, nitrogen methylation

STANAG 4583-2011 CHEMICAL TEST PROCEDURES AND REQUIREMENTS FOR n-BUTYL 2-NITRATOETHYL NITRAMINE (n-Butyl NENA) (ED 1; To obtain please contact your national Defense Standardization Office or the NATO Standardization Office website: http:/ so.nato.int so@ Phone: +32 (0)2 –

Professional Standard - Ferrous Metallurgy, nitrogen methylation

YB/T 4530-2016 Nitrogen-bearing ferromanganese.Determination of nitrogen content.The distillation-neutralization titration method

American Gear Manufacturers Association, nitrogen methylation

AGMA 94FTM4-1994 Load Carrying Capacity of Nitrided Gears

AGMA - American Gear Manufacturers Association, nitrogen methylation

94FTM4-1994 Load Carrying Capacity of Nitrided Gears

UNKNOWN, nitrogen methylation

BJS 202305

国家发展和改革委员会, nitrogen methylation

HG/T 3803-2006 Photographic chemicals 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate (CD-3)

National Health Commission of the People's Republic of China, nitrogen methylation

GB 5009.282-2020 Determination of 1-methylimidazole, 2-methylimidazole and 4-methylimidazole in national food safety standards

BE-NBN, nitrogen methylation

NBN T 03-021-1979 Sulphuric acid and oleum for industrial use - Determination of oxides of nitrogen - 2,4-Xylenol spectrophotometric method

Canadian Standards Association (CSA), nitrogen methylation

CSA Z223.24 -M1983-1983 Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air General Instruction No 1 R(1999)

中华人民共和国环境保护部, nitrogen methylation

GB 13194-1991 Water quality-Determination of nitrobenzenc,mononitrotoluene(MNT),nitrochlorobenzenc and dinitrotolnene(ONT)-Gas chromatography