Determination of Silica in Boiler Water Spectrophotometry Wavelength

Determination of Silica in Boiler Water Spectrophotometry Wavelength, Total:242 items.

The international standard classification for "Determination of Silica in Boiler Water Spectrophotometry Wavelength" includes: Chemical analysis , Fissile materials , Colours and measurement of light , Boilers and heat exchangers , Oxides , Metalliferous minerals , Non-metalliferous minerals , Other non-ferrous metals and their alloys , Bases , Chemical analysis of metals , Non-ferrous metals , Lead, zinc, tin and their alloys , Rubber compounding ingredients , Workplace atmospheres , Refractories , Sugar and sugar products , Salts , Ferroalloys , Chromium ores , Other methods of testing of metals , Copper and copper alloys , Cadmium, cobalt and their alloys , Materials for aluminium production , Other iron and steel products .

The Chinese standard classification for "Determination of Silica in Boiler Water Spectrophotometry Wavelength" includes: Analysis methods for toxic substances in water , Special electronic technology material , Basic standards and general methods for water treatment agent , Nuclear material, nuclear fuel and their analytical test method , Light metal ore , Boiler and its auxiliary equipment , Rare metals and their alloys analysis method , Chemical raw material ore , Steel and iron alloy analysis method , Light metals and their alloys analysis method , Rare refractory metals and their compounds , Nuclear fuel element and its analytical test method , Inorganic acid and alkali , Non-ferrous metals and their alloys products in general , Heavy metals and their alloys analysis method , Radioactive metal ore , Carbon black , Heavy metal ore , Labor sanitation , Fireproof material in general , Metallurgical auxiliary material ore , Basic standards and general methods , Siliceous refractory , Inorganic salt , Grinding material and apparatus , Building material raw material ore , Inorganic chemicals in general , Chrome ore , Special refractory , Basic standard and general method , Rare metal ore , Rare light metals and their alloys , Metal physical property test method , Beneficiation reagent , Analysis methods for exhaust emission pollutants , Technical Management .

Taiwan Provincial Standard of the People's Republic of China

CNS 8442-1982 Method for Determination of Titanium Oxide in Feldspar (Diantipyrylmenthane Absorptiometric Method)
CNS 8447-1982 Method for Determination of Potassium Oxide in Feldspar (Flame Photometric Method)
CNS 8438-1982 Method for Determination of Silicon Dioxide in Feldspar (Flocculation Gravimetric and Absorptiometic Method)
CNS 8437-1982 Method for Determination of Silicon Dioxide in Feldspar (Dehydration Gravimetric and Absorptiometic Method)
CNS 8441-1982 Method for Determination of Iron Oxide in Feldspar (O - Phenanthroline Absorptiometric Method)
CNS 8444-1982 Method for Determination of Sodium Oxide in Felospar (Flame Photometric Method)
CNS 10112-1983 Method for Determining Silica Content in Natural and Artificial Cryolite (Reduced Molybdosilicate Spectrophotomertric Method)

Professional Standard - Urban Construction

CJ/T 141-2001 Urban water supply—Determination of silica dioxide—Molybdosilicate blue method

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

GB/T 7315.3-1987 Methods for chamical analysis of vanadium pentixide--The ortho-phenanthroline spectrophotometric method forthe determination of iron content
GB/T 11846-2015 Determination of silicon in uranium dioxide powder and pellets by spectrophotometry
GB/T 16036-1995 Workplace air--Determination of phosphorus pentoxide--Ammonium molybdate spectrophotometric method
GB/T 6905.4-1993 Analysis of water used in boiler and cooling system. Determination of chloride. Coprecipitation concentration and spectrophotomenry
GB/T 14422-1993 Analysis of water used in boiler and cooling system－Determination of benzotriazole－Ultraviolet spectrophotometry
GB/T 3257.3-1999 Methods for chemical analysis of bauxite--Determination of silicon dioxide content--Molybdenum blue photometric method
GB/T 11200.2-1989 Membrane process sodium hydroxide; Determination of aluminium oxide content-spectrometric method
GB/T 11446.6-2013 Test method for SiO2 in electronic grade water by spectrophotometer
GB/T 6609.3-1986 Methods for chemical analysis of aluminium oxide--The molybdenum blue photometric method for the determination of silicon dioxide content
GB 11926-1989 Determination of Phosphorus in Uranium Dioxide Powder and Pellets Molybdenum Blue Spectrophotometry
GB/T 3286.2-2012 Methods for chemical analysis of limestone and dolomite - Part 2: The determination of silicon dioxide content - The silicomolybdic blue spectrophotometric method and the perchloric acid dehydration gravimetric method
GB/T 9489.3-1988 Determinations of Fe2O3,CaO,MgO,Na2O and K2O in alundum powder by atomic absorption spectrophotometry
GB/T 11846-1989 Uranium dioxide powder and pellets--Determination of silicon--Spectrophotometric method
GB/T 8151.4-2012 Methods for chemical analysis of zinc concentrates—Part 4:Determination of silicon dioxide content—Molybdenum blue spectrophotometry
GB/T 16034-1995 Workplace air--Determination of arsenic trioxide and pentoxide--Silver diethyl dithiocarbamate spectrophotometric method
GB/T 14423-1993 Analysis of water used in boiler and cooling system. 2-Mercaptobenzothiazole. Ultraviolet spectrophotometry
GB 10656-1989 Analytical methods for boiler water and cooling water-Determination of zinc ion-Zincon spectrophotometry
GB/T 10656-2008 Analysis of water used in boiler and cooling system - Determination of zinc - Zincon spectrophotometry
GB/T 1819.12-2004 Methods for chemical analysis of tin concentrates - Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometric method
GB/T 16555.5-1996 Chemical analysis for silicon carbide refractories--Determination of ferric oxide--o-Phenanthroline photometric method
GB/T 14501.4-1993 determination of silicon in uranium hexafluoride
GB/T 10656-1989 Analytical methods for boiler water and cooling water--Determination of zinc ion--Zincon spectrophotometry
GB/T 10539-1989 Analytical methods of boiler water and cooling water--Determination of potassium--Flame photometry
GB/T 10658-1989 Analytical methods for boiler water and colling water-Determination of iron in prefilming liquid containing phosphorus and zinc-Sulphosalicylic acid spectrophotometry
GB/T 8151.4-1987 Methods for chemical analysis of zinc concentrates--The molybdenum blue spectrophotometric method for the determination of silica content
GB/T 11926-1989 Uranium dioxide powder and pellet - Determination of phosphorus - Molybdenum blue spectrophotometric method
GB/T 16633-1996 Industrial circulating cooling water--Determination of silica--Spectrophotometric method
GB/T 6609.3-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of silicon dioxide content-Molybdenum blue photometric method
GB/T 6150.14-1985 Methods for chemical analysis of tungsten concentrates; The molybdenum blue photometric method for the determination of silicon dioxide content
GB/T 14425-1993 Analysis of water used in boiler and cooling system. Determination of sulfurated hydrogen. Spectrophotometry
GB/T 1830-1979 Determination of aluminium oxide content in tin concentrates;Chromazurol S photometric method
GB/T 19421.12-2003 Test methods of crystalline layered sodium disilicate--Atomic absorption spectrophotometric methods for determination of magnesium oxide content
GB/T 16025-1995 Workplace air--Determination of sulfur dioxide--Pararosaniline hydrochloride spectrophotometric method
GB/T 6150.12-2023 Methods for chemical analysis of tungsten concentrates―Part 12:Determination of silicon dioxide content―Silicomolybdenum blue spectrophotometry and gravimetry
GB/T 2590.2-1981 Zirconium and hafnium oxides--Determination of iron content--Sulfosalicylic acid photometric method
GB/T 1831-1979 Determination of silicon dioxide content in tin concentrates--Silicon molybdenum blue photometric method
GB/T 12150-1989 Analysis of water used in boiler and cooling system-The determination of silica(photometric method by silicomolybdenum blue)
GB/T 12153-1989 Analysis of water used in boiler and cooling system--Determination for mineral oil--Ultraviolet spectrophotometry
GB/T 11845-1989 Uranium dioxide powder and pellets. Determination of tungsten. Spectrophotometric method
GB/T 6150.12-2008 Methods for chemical analysis of tungsten concentrates - Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and the gravimetry
GB/T 3257.2-1999 Methods for chemical analysis of bauxite--Determination of silicon dioxide content--Gravimetric-molybdenum blue photometric method
GB/T 21994.6-2008 Chemical analysis of magnesium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric method
GB 11843-1989 Determination of Nitrogen in Uranium Dioxide Powder and Pellets Spectrophotometric Method
GB/T 12152-1989 Analysis of water used in boiler and cooling system--Determination of mineral oil--Infrared photometric method
GB/T 2590.3-1981 Zirconium and hafnium oxides--Determination of silicon content--Silicon-molybdenum blue photometric method
GB/T 23870-2009 Determination of Pb in propolis—Microwave digestion-graphite furnace atomic absorption spectrophotometry
GB/T 6901.2-1986 Silica refractories--Determination of silicon dioxide content--Gravimetric-molybdenum blue photometric method
GB/T 11064.8-1989 Lithium carbonate, lithium hydroxide monohydrate and lithium chloride--Determination of silicon content--Molybdenum blue spectrophotometric method
GB/T 7315.2-1987 Methods for chemical analysis of vanadium pentoxide--The molybdenum blue spectrophotometric method for the determination of silicon content
GB 11845-1989 Determination of Tungsten in Uranium Dioxide Powder and Pellets Spectrophotometric Method
GB/T 11213.4-2006 Sodium hydroxide for chemical fiber use—Determination of silicon content—Reduced molybdosilicate spectrophotometric method
GB/T 8762.2-1988 Yttrium oxide and europium oxide of phosphor grade--Determination of calcium oxide content--N2O-C2H2 flame atomic absorption spectrophotometric method
GB/T 15057.5-1994 Limestone for chemical industry - Determination of silicon dioxide content- Molybdenum blue spectrophotometric method
GB/T 18116.3-2000 Yttrium-europium oxide-Determination of europium oxide content-Fluorescent spectrophotometric method
GB/T 11843-1989 Uranium dioxide powder and pellets. Determination of nitrogen. Spectrophotometric method
GB/T 2590.6-1981 Zirconium and hafnium oxides--Determination of titanium content--Diantipyrymethane photometric method
GB 2128-1980 Determination of silicon dioxide content in xenotime concentrates--Silicon molybdenum blue photometric method
GB/T 5195.8-1985 Methods for chemical analysis of fluor-spar--The molybdenum blue photometric method for the determination of silicon dioxide content
GB/T 11213.7-1989 Sodium hydroxide for chemical fiber use--Determination of copper mass fraction--Spectrometric method
GB/T 11213.4-1989 Sodium hydroxide for chemical fiber use--Determination of silicon mass fraction--Reduced molybdo silicate spectrometric method
GB/T 32698-2016 Rubber compounding ingredients一Determination of particle size distribution for silica,precipitated,hydrated—Laser diffraction
GB/T 11446.6-1997 Test method for SiO2 in electronic grade water by spectrophotometer
GB/T 22660.6-2008 Chemical analysis methods of lithium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric method
GB/T 1832-1979 Determination of magnesium oxide content in tin concentrates--Xylidyl blue Ⅱ photometric method
GB/T 7315.7-1987 Methods for chemical analysis of vanadium pentoxide-The AgDDTC spectrophotometric method for the determination of arsenic content
GB/T 16032-1995 Workplace air--Determination of nitrogen oxides--Naphthyl ethylenediamine dihydrochloride spectrophotometric method
GB/T 6610.3-2003 Chemical analysis methods of aluminium hydroxide-Determination of silicon dioxide content-Molybdenum blue photometric method
GB/T 14426-1993 Analysis of water used in boiler and cooling system－Determination of sulfite
GB/T 10538-1989 Analytical methods for boiler water and cooling water--Determination of quoaternary ammonium salte--Trichloromethane extraction spectrophtometry

Professional Standard - Commodity Inspection

SN/T 3795-2014 Screening of cobalt dichloride in the silicone and other polymer - Wavelength dispersive X-ray fluorescence spectrometric method
SN/T 2949-2011 Determination of SiO2, Fe2O3, Al2O3, CaO, MgO contents in talc for export - X-ray fluorescence spectrometric method
SN/T 0481.2-2011 Inspection of Bauxite for Import and Export - Part 2: Determination of Silicon Dioxide Content Molybdenum Blue Spectrophotometric Method
SN/T 0481.10-2011 Methods of Inspection of Bauxite for Export - Part 10: Determination of SiO2, Fe2O3, Al2O3, CaO, MgO, K2O, P2O5 and TiO2 - X-Ray Fluorescence Spectrometric Method
SN/T 0837.4-2006 Determination of the amount of chlorine content in arsenic trioxide - Photometric method of distillation-mercuric thiocyanate
SN/T 2780-2011 Determination of Lead|| Cadmium|| Chromium in Aluminium Oxide - X-Ray Fluorescence Spectrometric Method
SN/T 0770-1999 Determination of silicon oxide in middle carbon flake graphite—Molybdenum blue photometric method
SN/T 0481.2-1995 Method for inspection of bauxite for export. Determination of silicon dioxide content-Molybdenumbule spectrophotometric method1995-09-06
SN/T 1097-2002 Determination of phosphorus pentoxide|| calcium oxide|| ferric oxide|| aluminum oxide|| magnesium oxide|| silicon dioxide and potassium oxide content for export phosphate rock by X-ray fluor
SN/T 1043-2002 Determination of aluminium oxide in silicon carbide for import and export - Spectrophotometric method

Professional Standard - Water Conservancy

SL 91.2-1994 Determination of silica (dissolved) (Hetropoly blue method)
SL 91.1-1994 Determination of silica (dissolver) (Hetropoly blue method)

Group Standards of the People's Republic of China

T/CSTM 00379-2020 Determination of total iron, calcium oxide , magnesia , silica, vanadium pentoxide, titanium dioxide , aluminium oxide , phosphorus and sulfur content in slag containing vanadium and titanium by the Wavelength-dispersive X-ray fluorescence spectrometry
T/CQCAA 0005-2020 Determination of mercury in silicon dioxide -Atomic Fluorescence Spectrometry
T/SDAQI 035-2021 Determination of iron oxide content in bauxite Sulfosalicylic acid spectrophotometric method
T/HNNMIA 46-2023 Chemical analysis methods for molybdenum concentrates - Determination of molybdenum, copper, lead, calcium, tungsten trioxide and silicon dioxide contents - Wavelength dispersive X-ray fluorescence spectrometry (niobium internal standard method)
T/GXAS 475-2023 Determination of soluble silica content in sugarcane juice—spectrophotometric method
T/CSTM 00026-2019 Determination of specific oxides in titanium dioxide pigment— X-ray fluorescence spectrometry
T/CSTM 00380-2020 Determination of total iron, calcium oxide，magnesia , silicon dioxide, vanadium pentoxide, titanium dioxide , aluminium oxide , phosphorus and sulfur content in vanadium titanium sinter by the Wavelength-dispersiveX-ray fluorescence spectrometry

Professional Standard - Ferrous Metallurgy

YB 4009-1991 High-quality magnesia chemical analysis method Molybdenum blue photometric method for determination of silica content
YB/T 109.4-2012 Silicon Barium Alloy-Determination of Manganese Content-The Periodate Oxidation Spectrophotometric Method
YB/T 5334-2009 Vanadium pentoxid - Determination of arsenic content-The AgDDTC spectrophotometric method
YB/T 5334-2006 Methods for chemical analysis of vanadium pentoxide The AgDDTC spectrophotometric method for the determination of arsenic content
YB/T 5335-2006 Methods for chemical analysis of vanadium pentoxide The atomic absorption spectrophotometric method for the determination of sodium oxide and potassium oxide contents
YB/T 5330-2006 Methods for chemical analysis of vanadium pentoxide The ortho-phenanthroline spectrophotometric method for the determination iron content
YB/T 5330-2009 Vanadium pentoxid - Determination of iron content-The ortho-phenanthroline spectrophotome method
YB/T 174.4-2000 Chemical analysis for silicon nitride bonded silicon carbide product. Determination of iron oxide content. o-Phenanthroline photometric method
YB/T 5329-2009 Vanadium pentoxide-Determination of silicon content-The molybdenum blue spectrophotometric method
YB/T 5329-2006 Methods for chemical analysis of vanadium pentoxide The molybdenum blue spectrophotometric method for the determination of silicon content
YB/T 4009-1991 High-quality magnesia chemical analysis method Molybdenum blue photometric method for determination of silica content
YB/T 505.5-2007 Vanadium and Titanium Slag - Determination of Ferric Oxide Content - Photometric Method
YB/T 190.13-2014 Continuous casting mold powder. The determination of silicon dioxide, aluminium oxide, calcium oxide, magnesium oxide and total iron content. The wavelength dispersive X-ray fluorescence spectrometric method

Professional Standard - Nuclear Industry

EJ/T 1101-1999 Determination of ruthenium in natural uranium dioxide by catalysis colorinetry
EJ/T 1184-2005 Determination of micro silicon in depleted uranium tetrafluoride by spectrophotometric method
EJ/T 1231.1-2008 Test method for analysis of impurity in diuranate.Part1: Determination of silicon dioxide by silicomolybdemu blue spectrophotometry
EJ/T 1212.3-2008 Test methods for analysis of sintered gadolinium oxide-uranium dioxide pellets.Part3: Determination of gadolinia content by wavelength dispersive X-ray fluorescen spectrometry
EJ/T 991-1996 Spectrophotometric Determination of Titanium in Uranium Dioxide
EJ/T 1212.3-2018 Analytical methods for sintered gadolinia-uranium dioxide pellets - Part 3: Determination of digadolinium trioxide content by wavelength dispersive X-ray fluorescence spectrometry
EJ/T 992-1996 Spectrophotometric Determination of Molybdenum in Uranium Dioxide
EJ/T 1169-2004 Determination of bromine in uranium dioxide by spectrophotometry

Hebei Provincial Standard of the People's Republic of China

DB13/T 5588-2022 Determination of steel slag total iron, silicon dioxide, calcium oxide, magnesium oxide and aluminum oxide by wavelength dispersive X-ray fluorescence spectrometry

Professional Standard - Non-ferrous Metal

YS/T 555.2-2009 Methods for chemical analysis of molybdenum concentrate—Determination of silicon dioxide content—Silici molybdenum blue spectrophotometry and gravimetry
YS/T 568.6-2006 Determination of titanium content in zirconium oxide and hafnium oxide (diantipyridine methane absorptiometry)
YS/T 575.2-2006 Methods for chemical analysis of bauxite. Determination of silicon dioxide content. Gravimetric-molybdenum blue photometric method
YS/T 629.1-2007 Chemical analysis methods of high purity alumina Determination of silicon dioxide Molybdenum blue photometric method extracted with n-Amyl alcohol
YS/T 240.3-2007 Methods for chemical analysis of bismuth concentrate - Determination of silicon dioxide content-Molybdenum blue spectrophotometric method and gravimetric method
YS/T 37.2-1992 Chemical analysis method of high purity germanium dioxide Molybdenum blue spectrophotometry Determination of silicon content
YS/T 1047.6-2015 Methods for chemical analysis of copper magnetite.Part 6:Determination of copper,total iorn,silicon dioxide, alumina oxide, calcium oxide, magnesium oxide, titanium dioxide, manganese oxide and phosphorus contents.Wavelength dispersive X-ray fluorescence
YS/T 568.11-2006 Zirconium oxide--Determination of nickel content--2 2-furil dioxime absorption photometric method
YS/T 534.3-2007 Chemical analysis methods of aluminium hydroxide Part 3: Determination of silicon dioxide content Molybdenum blue photometric method
YS/T 575.3-2006 Methods for chemical analysis of bauxite -- Determination of silicon dioxide content -- Molybdenum blue photometric method
YS/T 990.10-2014 Methods for chemical analysis of copper matte—Part 10:Determination of silicon dioxide content—Molybdenum blue spectrophotometry and potassium fluosilicate titrimetric method
YS/T 461.5-2013 Methods for Chemical Analysis of Lead and Zinc Bulk Concentrates - Part 5: The Determination of Silicon Dioxide Content - The Molybdenum Blue Spectrophotometric Method
YS/T 360.5-2011 Methods for chemical analysis of ilmenite concentrate—Part 5:Determination of silicon dioxide content—molybdenum blue spectrophotometry
YS/T 568.3-2006 Determination of silicon content in zirconium oxide and hafnium oxide silicon molybdenum blue absorptiometry
YS/T 820.23-2012 Methods for chemical analysis of laterite nickel ores―Part 23:Determination of cobalt,iron,nickel,phosphorus,aluminium oxide,calcium oxide,chromium oxide,magnesium oxide,manganese oxide,silicon dioxide and titanium dioxide content―Wavelength dispersive
YS/T 568.3-2008 Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of silicon content-Spectrophotometric method with the reduced silicomolybdic complex
YS/T 1673-2023 Determination of copper, iron, sulfur, silicon dioxide, arsenic, lead, zinc, antimony, bismuth, nickel, calcium oxide and magnesium oxide contents in copper smelting slag— Wavelength dispersive x-ray fluorescence spectrometry method
YS/T 509.3-2008 Methods for chemical analysis of spodumene and lepidolite concentrates-Determination of silicon dioxide content-Gravimetric-molybdenum blue photometric method
YS/T 534.3-2006 Chemical analysis methods of aluminium hydroxide. Determination of silicon dioxide content. Molybdenum blue photometric method
YS/T 37.2-2007 High pure germanium dioxide - Determination of silicon content-Molybdenum blue spectrophotometric method
YS/T 581.6-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 6: Determination of silica content by the molybdenum blue photometric
YS/T 461.5-2003 The methods for chemical analysis of lead and zine bulk concentrates - The determination of silicon dioxide content - The molybodenum blue spectrophotometric method
YS/T 358.3-2011 Methods for chemical analysis of tantalite,columbite concentrate—Part 3:Determination of silicon dioxide content—Silicomolybdenum blue spectrophotometry and gravimetry
YS/T 568.2-2006 Determination of iron content in zirconium oxide and hafnium oxide (sulfosalicylic acid absorptiometry)
YS/T 710.5-2009 Method for chemical analysis of cobalt oxide - Part 5: Determination of silicon content - Molybdenum blue spectrophotometry
YS/T 514.4-2009 Methods for chemical analysis of high titanium slag and rutile—Part 4:Determination of silicon dioxide content—Gravimetric analysis and molybdenum blue spectrophotometry

工业和信息化部

YB/T 4850-2020 Direct reduced iron-Determination of total iron，phosphorus，sulfur， silicon dioxide，aluminum oxide，calcium oxide and magnesium oxide contents-Wavelength dispersive X-ray fluorescence spectrometric method
YS/T 445.17-2021 Methods for chemical analysis of silver concentrates Part 17: Determination of silica content Molybdenum blue spectrophotometry
YS/T 1149.7-2016 Methods for chemical analysis of zinc concentrate roasting—Part 7:Determination of silicon dioxide content—Molybdenum blue spectrophotometry
YB/T 4582.2-2017 Ferrosilicon nitride. Determination of chromium content. Diphenylcarbonhydrazide spectrophotometric method
YS/T 1149.8-2016 Methods for chemical analysis of zinc concentrate roasting—Part 8:Determination of acid-soluble silicon dioxide content—Molybdenum blue spectrophotometry
YB/T 6037-2022 Determination of the contents of magnesium oxide, aluminum oxide, silicon dioxide, calcium oxide, titanium dioxide, chromium trioxide and ferric oxide in fused magnesia chromium sand by wavelength dispersive X-ray fluorescence spectrometry (fused plate me
YS/T 37.2-2018 Methods for chemical analysis of high pure germanium dioxide- Determination of silicon content by molybdenum blue spectrophotomertic method
YB/T 4724-2018 Steel slag. Determination of silicon dioxide content. Perchloric acid dehydrate gravimetric analysis & silicon molybdenum blues photometry method
YB/T 6038-2022 Determination of total calcium, fluorine, silica, aluminum oxide and magnesium oxide content in electroslag remelted slag by wavelength dispersive X-ray fluorescence spectrometry

Professional Standard - Electricity

DL/T 522.1-1993 Determination of acetoxime (DMKO) in water
DL/T 1984-2019 Determination of ammonia content in fly ash of coal-fired boiler-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 1819.12-2017 Methods for chemical analysis of tin concentrates - Part 12: Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and sodium hydroxide titration

Professional Standard - Railway

TB/T 2544.1-1995 Rapid Analysis Method for Corrosion Inhibitor in Cooling Water of Railway Diesel Locomotive Determination of Silica Spectrophotometry

Liaoning Provincial Standard of the People's Republic of China

DB21/T 2662.7-2016 Boiler operation specification part 7: Determination of industrial boiler water treatment agent humate 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 38216.1-2019 Steel slag—Determination content of chromic oxide—Diphenyl carbazide spectrophotometry method
GB/T 8152.14-2019 Methods for chemical analysis of lead concentrates—Part 14:Determination of silicon dioxide content—Molybdenum blue spectrophotometry
GB/T 3286.11-2022 Methods for chemical analysis of limestone and dolomite—Part 11: Determination of calcium oxide, magnesium oxide, silicon dioxide, aluminium oxide and iron oxide content—Wavelength dispersive X-ray fluorescence spectrometry (Fused cast bead method)

机械工业部

JB/T 8228-1995 Optical parts are coated with titanium dioxide, silicon dioxide and three-layer spectroscopic film (R:T=1:1) using hydrolysis method

Anhui Provincial Standard of the People's Republic of China

DB34/T 2375-2015 Determination of silica content in fly ash by X-ray fluorescence method

海关总署

SN/T 5256-2020 Determination of phosphorus content in coal microwave ashing-spectrophotometric method

Professional Standard - Environmental Protection

HJ/T 43-1999 Stationary source emission -- Determination of nitrogen oxid -- N(1-naphtye) -- Ethylenediamine dihydrochloride spectrophotometric method
HJ 546-2015 Ambient air - Determination of phosphorus pentoxide -Molybdenum blue spectrophotometric method
HJ 479-2009 Ambient air - Determination of nitrogen oxides - N-(1-naphthyl) ethylene diamine dihydrochloride spectrophotometric method

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

GJB 5969.3-2007 Test methods for microsphere uranium dioxide with coated niobium for submarine nuclear power plant.Part 3: Determination of silicon by molybdenum blue spedrophotometry

Professional Standard - Electron

SJ/T 10898-1996 Determination of iron oxide and titania in electronic glass - Photometric method

全国标准信息公共服务平台

GB/T 2590.11-1981 Zirconium oxide;Determination of nickel content;2,2

未注明发布机构

GJB 8793.3-2015 Testing method for niobium-coated uranium dioxide microspheres used in submarine nuclear power plants. Part 3: Determination of silicon. Silicon-molybdenum blue spectrophotometry.

RO-ASRO

STAS 7566-1982 WATER AND STEAM FROM BOILER PLANTS Determination of silica
STAS SR ISO 1620:1995 Cryolite, natural and artificial — Determination of silica content — Reduced molybdosilicate spectrophotometric method
STAS SR ISO 12271-15:1995 Uranium dioxyde Spectrophotometric determination of thorium
STAS SR 12271-13-1995 Uranium dioxyde Spectrophotometric ctetermination of molybdenum
STAS SR 13192-1995 Silico-aluminous mining products Kaolin, refractary clay, bentonite Determination of SiO2, Al2O3, Fe2O3, CaO, MgO, TiO2, K2O by fluorescent X-rayx spectrometrical method
STAS SR 13192 ADD 1-1995 Silico-aluminous mining products Kaolin, refractary clay, bentonite Determination of SiO2, AI2O3, Fe2O3, CaO, MgO, TiO2, K2O by fluorescent X-rayx spectrometrical method

RU-GOST R

GOST R 52144-2003 Zinc concentrates. Spectrophotometric method of silicon dioxide content determination
GOST 32518.2-2013 Iron ores, concentrates, agglomerates and pellets. Determination of silica spectrophotometric method
GOST 14047.10-1978 Lead concentrates. Determination of silicon dioxide. Photometric and gravimetric methods
GOST 23201.1-1978 Alumina. Methods of spectral analysis. Determination of silicon dioxide, iron oxide, sodium oxide and magnium oxide

CZ-CSN

CSN 42 0647 Cast.5-1989 Chemical analysis of non-ferrous metals and alloys. Tungsten. Determination of silicon dioxide by the photometric method
CSN 70 0621 Cast.1-1976 Chemical analysis of glass. Determination of silica. Combined gravimetric and pho- tometric method
CSN 44 1804-1979 Iron ores, concentrates, aglomerates and pellets. Determination of silicon dioxide. Photometric and gravimetric methods.
CSN 70 0626 Cast.3-1976 Glass testing. Chemical analysis of glass. Determination of iron(III)-oxide. Photometric method with sulphosalicylic acid
CSN 70 0660 Cast.1-1976 Glass testing. Chemical analysis of glass. Determination of chromium sesquioxide. Photometric method

American Society for Testing and Materials (ASTM)

ASTM E463-14a Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
ASTM E463-21 Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
ASTM E463-03 Standard Test Method for Silica in Fluorspar by the Silico-Molybdate Visible Spectrometry
ASTM E463-09 Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrometry
ASTM D4517-04(2009) Standard Test Method for Low-Level Total Silica in High-Purity Water by Flameless Atomic Absorption Spectroscopy
ASTM UOP792-78 The Colorimetric Determination of Silica in Aqueous Solutions
ASTM E463-98 Standard Test Method for Silica in Fluorspar by the Silico-Molybdate Visible Spectrometry

Association Francaise de Normalisation

NF T20-383:1977 Potassium hydroxide for industrial use. Determination of silica content. Reduced molybdosilicate photometric method.
NF T20-206:1973 Aluminium oxide primarily used for the production of aluminium. Determination of silica. Spectrophotometric method as the reduced silicomolybdate complex.
NF T20-424:1976 Sodium hydroxyde for industrial use. Determination of silica content. Reduced silicomolybdic complex photometric method.
NF X20-357:1976 Dioxide sulphur determination by spectrophotometry using pararosanilin.
NF T20-474:1973 Phosphoric acid for industrial use. Determination of silica content. Spectrophotometric method using the reduced silicomolybdic complex.
NF X43-013:1977 Atmospheric pollution.determination of the concentration by mass ofsulphur dioxide, in the ambient air.analysis by the thorin spectrophotometric method.

Korean Agency for Technology and Standards (KATS)

KS M ISO 1232:2003 Aluminium oxide primarily used for the production of aluminium－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M ISO 1232-2023 Aluminium oxide primarily used for the production of aluminium―dertermination of silica content - reduced molybdosilicate spectrophotometric method
KS I 3204-2007 Testing methods for determination of silica in highly purified water
KS I 3204-2021 Testing methods for determination of silica in highly purified water
KS M ISO 3430:2007 Sodium fluoride primarily used for the production of aluminium-Determination of silica content-Reduced molybdosilicate spectrophotometric method
KS M ISO 3430:2013 Sodium fluoride primarily used for the production of aluminium－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS I 3204-2007(2012) Testing methods for determination of silica in highly purified water
KS M ISO 1620:2013 Cryolite, natural and artificial－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M ISO 1620-2002(2012) Cryolite, natural and artificial－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M ISO 1620-2013 Cryolite, natural and artificial－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M ISO 3430-2013 Sodium fluoride primarily used for the production of aluminium－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M ISO 1620:2002 Cryolite, natural and artificial-Determination of silica content-Reduced molybdosilicate spectrophotometric method
KS I ISO 4221-2021 Air quality－Determination of mass concentration of sulphur dioxide in ambient air(Thorin spectrophotometric method)

International Organization for Standardization (ISO)

ISO 2369:1972 Aluminium fluoride for industrial use; Determination of silica content; Spectrophotometric method using the reduced silicomolybdic complex
ISO 995:1975 Potassium hydroxide for industrial use; Determination of silica content; Reduced molybdosilicate photometric method
ISO 3361:1975 Phosphoric acid for industrial use; Determination of soluble silica content; Reduced molybdosilicate spectrophotometric method
ISO 3430:1976 Sodium fluoride primarily used for the production of aluminium; Determination of silica content; Reduced molybdosilicate spectrophotometric method
ISO 1620:1976 Cryolite, natural and artificial; Determination of silica content; Reduced molybdosilicate spectrophotometric method
ISO 984:1974 Sodium hydroxide for industrial use; Determination of silica content; Reduced silico-molybdic complex photometric method
ISO 1232:1976 Aluminium oxide primarily used for the production of aluminium; Determination of silica content; Reduced molybdosilicate spectrophotometric method

BE-NBN

NBN T 03-191-1980 M?THODE PHOTOMETRIQUE AU MOLYBDOSILICATE REDUIT
NBN T 03-126-1980 Sodium hydroxide for industrial use - Determination of silica content - Reduced silico-molybdic comrlex photometric method
NBN T 03-192-1980 Potassium hydroxide for industrial use - Determination of silica content - Reduced molybdosilicate photometric method

NL-NEN

NEN 6549-1988 Water for boiler plants Photometric determination of total hardness
NEN 6619-1992 Water in boiler plants - Photometric determination of the copper content
NEN 6548-1988 Water in boiler plants Photometric determination of hydrazine content

SCC

NS 9047:1981 Sodium hydroxide for industrial use — Determination of silica content — Reduced silico-molybdic complex photometric method
AWWA JAW6244 Journal AWWA — Spectrophotometric Determination of Chlorine Dioxide
AENOR UNE 81550:2017 Exposition in the working place. Determination of crystalline silica (respirable fraction) in air. Infrared spectrophotometry method.
BS 1747-7:1983 Methods for measurement of air pollution-Determination of mass concentration of sulphur dioxide in ambient air: Thorin spectrophotometric method

GSO

BH GSO ISO 1620:2016 Cryolite, natural and artificial -- Determination of silica content -- Reduced molybdosilicate spectrophotometric method
OS GSO ISO 1620:2013 Cryolite, natural and artificial -- Determination of silica content -- Reduced molybdosilicate spectrophotometric method
OS GSO ISO 3430:2013 Sodium fluoride primarily used for the production of aluminium -- Determination of silica content -- Reduced molybdosilicate spectrophotometric method
BH GSO ISO 3430:2016 Sodium fluoride primarily used for the production of aluminium -- Determination of silica content -- Reduced molybdosilicate spectrophotometric method
OS GSO ISO 4221:2009 Air quality - Determination of mass concentration of sulphur dioxide in ambient air - Thorin spectrophotometric method

PT-IPQ

NP 1346-1976 Phosphoric acid used in industry. Measurement of silica composition by photometry

PL-PKN

PN C04567 ArkusZ08-1971 Water and waste water Study of silica content Determination of total silica by colorimetric methods
PN C04567 ArkusZ07-1971 Water and waste water. Study of silica content. Determination of to- tal silica by gravimetric method

German Institute for Standardization

DIN 54377-2:1987 Testing of pulp and papier; determination of the silicium(IV)-oxid content; photometric method

YU-JUS

JUS E.L8.020-1993 Sugars -Determination of sulphur-dioxide - Photometric method
JUS H.F8.153-1986 Gases. Determination of carbon dioxid content. Infrared spectrophotometric method

IT-UNI

UNI 6464-1969 P Aluminum oxide. Mostly used in aluminum production. Silicon determination, reduction composite molybdenum silicon spectrophotometry

Universal Oil Products Company (UOP)

UOP 917-1993 PALLADIUM IN FRESH AND SPENT ALUMINA CATALYST BY SPECTROPHOTOMETRY

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