Triethylaminobromophenol blue spectrophotometry

Triethylaminobromophenol blue spectrophotometry, Total:40 items.

The international standard classification for "Triethylaminobromophenol blue spectrophotometry" includes: Cadmium, cobalt and their alloys , Lead, zinc, tin and their alloys , Ferroalloys , Chemical analysis of metals , Refractories , Ferrous metals , Ambient atmospheres , Water quality in general , Workplace atmospheres , Ferrous metals in general , Flow in open channels , Iron ores , Other non-ferrous metals and their alloys , Soil quality. Pedology .

The Chinese standard classification for "Triethylaminobromophenol blue spectrophotometry" includes: Analysis methods for industrial wastewater and pollutants , Precious metals and its alloy analysis method , Heavy metals and their alloys analysis method , Steel and iron alloy analysis method , Fireproof material in general , Rare metals and their alloys analysis method , Analysis methods for toxic substances in atmosphere , Labor sanitation , Light metals and their alloys analysis method , Iron ore , Basic standards and general methods , Diagnostic standard for occupational diseases , Analysis and test methods for radioactive substances and radiation intensity .

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

GB/T 15504-1995 Water quality－Determination of carbon disulfide－Diethylamine cupric acetate spectrophotometric method
GB/T 15917.3-1995 Dysprosium and dysprosium oxide--Determination of tantalum content--Para-chloride phenylfluorone--cetyl trimethyl ammonium bromide--ethanol spectrophotometric method
GB/T 223.50-1994 Methods for chemical analysis of iron, steel and alloy The phenylfuorone-CTMAB direct photometric method for the determination of tin content
GB/T 12689.6-1990 Zinc and zinc alloys―Determination of tin content―Phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
GB/T 223.59-2008 Iron, Steel and Alloy - Determination of Phosphorus Content - Bismuth Phosphomolybdate Blue Spectrophotometric Method and Antimony Phosphomolybdate Blue Spectrophotometric Method
GB/T 15502-1995 Air quality －Determination of aniline －N-(1-naphthyl) ethylene diamine dihydrochloride spectrophotometric method
GB/T 14377-1993 quality. Determination of triethylamine. Bromophenol blue spectrophotometric method
GB/T 6900.7-1986 Fireclay and high-alumina refractories; Determination of magnesium oxide content; Xylidyl blue I-CTAB photometric method
GB/T 11067.4-1989 Silver-Determination of antimony content-2-(5-bromo -2-pyridylazo)-5-diethylaminophenol spectrophotometricmethod
GB/T 16100-1995 Workplace air--Determination of aniline--Naphthyl ethylenediamine dihydrochloride spectrophotometric method
GB/T 11220.1-1989 Determination of uranium in soil--CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo) -5-diethlaminophenol spectrophotometry
GB 11067.4-1989 Silver—Determination of antimony content—2-(5-bromo-2-pyridylazo)-5-diethylaminophenol spectrometric method
GB/T 14378-1993 quality. Determination of diethylenetriamine. Salicyiclaldehyde spectrophotometric method
GB/T 6730.34-1986 Methods for chemical analysis of iron ores--The pyrocatechol violet-cetyl trimethylamine bromide photometric method for the determination of tin content
GB/T 5059.6-2007 Ferromolybdenum—Determination of phosphorus content—Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue spectrophotometrc method
GB 223.42-1985 Methods for chemical analysis of iron,steel and alloy; The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalum content
GB/T 6730.34-2017(英文版) Determination of tin content in iron ore - Catechol violet-cetyltrimethylammonium bromide spectrophotometric method
GB/T 13748.4-1992 Magnesium and its alloys--Determination of cerium content--Tribromoarsenazo spectrophotometric method
GB/T 223.42-1985 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalum content
GB/T 6730.34-2017e Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
GB/T 12689.10-2004 The methods for chemical analysis of zinc and zinc alloys—The determination of tin content—The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
GB/T 4701.7-2009 Ferrotitanium—Determination of phosphorus content—Molybdobismuthylphosphoric blue spectrophotometric method and the molybdenum blue 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

GB/T 6730.34-2017 Iron ores--Determination of tin content--Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method

Professional Standard - Meteorology

QX/T 217-2013 Determination of ammonia and ammonium in ambient air with indophenol blue spectrophotometry

Professional Standard - Geology

DZ/T 0064.46-2021 Methods for analysis of groundwater quality- Part 46: Determination of bromide- Bromophenol red spectrophotometry

Professional Standard - Non-ferrous Metal

YS/T 226.3-1994 Determination of tin content in selenium (lumenone-bromohexadecyltrimethylamine absorptiometry)
YS/T 981.4-2014 Method for chemical analysis of high pure indium—Determination of tin content—Benzfluorenone-cetyltrimethylammonium bromide spectrophotometric method
YS/T 230.7-1994 High pure indium--Determination of tin content
YS/T 276.2-2011 Methods for chemical analysis of indium Part 2：Determination of tin content-Phenylfluorone-cetyltrimethyl ammonium bromide spectrophotometry
YS/T 74.9-1994 Cadmium Chemical Analysis Method Lufluenone-Bromocetyltrimethylamine Spectrophotometric Determination of Tin Content

Professional Standard - Chemical Industry

HG/T 5340～5343-2018 Flame Retardant Chemicals Melamine Phosphate, Melamine Cyanurate, Decabromodiphenylethane and Tetrabromobisphenol A (2018)

Professional Standard - Electricity

DL/T 2374-2021 Determination of ammonia slip in thermal power plant flue gas - Indophenolblue spectrophotometry

Professional Standard - Hygiene

WS/T 28-1996 Urine - Determination of arsenic - Silver diethyldithiocarbamate - Triethanolamine - Spectrophotometric method
WS/T 64-1996 Urine - Determination of trichloroacetic acid - Spectrophotometric method

Professional Standard - Nuclear Industry

EJ 267.4-1984 Determination of uranium in low-grade uranium ore Tri-n-octylphosphine oxide (or trialkylphosphine oxide) extraction 2-(5-bromo-2-pyridylazo)-5-ethylaminophenol spectrophotometric method

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 223.37-2020 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation

Group Standards of the People's Republic of China

T/QAS 036-2021 Spectrophotometric method for the determination of bromine in brine

Professional Standard - Machinery

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

中华人民共和国环境保护部

GB 11220.1-1989 Determination of uranium in soil; CL 5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo) -5-diethylaminophenol spectrophotometry

Indonesia Standards

SNI 19-6964.3-2003 Seawater quality - Part 3: Test methods of ammonia solution (NH3-N) with indophenol blue by spectrophotometry

Others: Triethylaminobromophenol blue spectrophotometry,Determination of Water Quality Triethylamine Bromophenol Blue Spectrophotometry,Triethylamine + bromophenol blue +,Determination of triethylamine by bromophenol blue spectrophotometry,Triethylaminobromophenol blue