Silica transmittance

Silica transmittance, Total:198 items.

The international standard classification for "Silica transmittance" includes: Oxides , Ferroalloys , Refractories , Colours and measurement of light , Metalliferous minerals , Bases , Fissile materials , Non-metalliferous minerals , Other non-ferrous metals and their alloys , Chemical analysis , Rubber compounding ingredients , Chemical analysis of metals , Non-ferrous metals , Lead, zinc, tin and their alloys , Glass products , Other methods of testing of metals , Copper and copper alloys , Surface active agents .

The Chinese standard classification for "Silica transmittance" includes: Oxide and elementary substance , Analysis methods for toxic substances in water , Steel and iron alloy analysis method , Special refractory , Light metal ore , Light metals and their alloys analysis method , Special electronic technology material , Chemical raw material ore , Nuclear material, nuclear fuel and their analytical test method , Rare metals and their alloys analysis method , Rare refractory metals and their compounds , Radioactive metal ore , Fireproof material in general , Basic standards and general methods for water treatment agent , Carbon black , Heavy metal ore , Siliceous refractory , Non-ferrous metals and their alloys products in general , Heavy metals and their alloys analysis method , Quartz glass , Inorganic acid and alkali , Grinding material and apparatus , Building material raw material ore , Tooth paste, soap and detergent , Technical Management .

Professional Standard - Chemical Industry

HG/T 4526-2013 Silica for Matting Use
HG/T 3062-2023 Determination of silica content in rubber compound precipitated hydrated silica

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)

Professional Standard - Urban Construction

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

Professional Standard - Ferrous Metallurgy

YB 4009-1991 High-quality magnesia chemical analysis method Molybdenum blue photometric method for determination of silica content
YB/T 5329-2006 Methods for chemical analysis of vanadium pentoxide The molybdenum blue spectrophotometric method for the determination of silicon content
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 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
YB/T 4009-1991 High-quality magnesia chemical analysis method Molybdenum blue photometric method for determination of silica content

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

GB/T 11846-2015 Determination of silicon in uranium dioxide powder and pellets by spectrophotometry
GB/T 11213.4-2006 Sodium hydroxide for chemical fiber use—Determination of silicon content—Reduced molybdosilicate spectrophotometric method
GB/T 20020-2005 GB/T 2002 0-2005 Fumed silica
GB/T 32661-2016 Spherical silica powder
GB/T 21994.6-2008 Chemical analysis of magnesium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric method
GB/T 2590.3-1981 Zirconium and hafnium oxides--Determination of silicon content--Silicon-molybdenum blue photometric 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 3257.3-1999 Methods for chemical analysis of bauxite--Determination of silicon dioxide content--Molybdenum blue photometric method
GB/T 6901.7-1986 Silica refractories--Determination of titanium dioxide content--Diantipyryl methane photometric method
GB/T 6901.2-2004 Chemical analysis of silica refractories―Part 2:Determination of silicon dioxide―Gravimetric―molybdenum blue photometric method
GB/T 20020-2013 Fumed silica
GB/T 6610.3-2003 Chemical analysis methods of aluminium hydroxide-Determination of silicon dioxide content-Molybdenum blue photometric 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/T 3257.2-1999 Methods for chemical analysis of bauxite--Determination of silicon dioxide content--Gravimetric-molybdenum blue photometric method
GB/T 16555.5-1996 Chemical analysis for silicon carbide refractories--Determination of ferric oxide--o-Phenanthroline photometric method
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 2128-1980 Determination of silicon dioxide content in xenotime concentrates--Silicon molybdenum blue photometric method
GB/T 30451-2013 Ordered Mesoporous Silica
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 9489.2-1988 Determination of CaO,MgO,SiO2,Fe2O3,TiO2 in alundum powder by ICP-AES
GB/T 11446.6-2013 Test method for SiO2 in electronic grade water by spectrophotometer
GB/T 6901.2-1986 Silica refractories--Determination of silicon dioxide content--Gravimetric-molybdenum blue photometric method
GB/T 6901.4-1986 Silica refractories--Determination of iron oxide content-0-phenanthroline photometric method
GB/T 11846-1989 Uranium dioxide powder and pellets--Determination of silicon--Spectrophotometric method
GB/T 11446.6-1997 Test method for SiO2 in electronic grade water by spectrophotometer
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 15057.5-1994 Limestone for chemical industry - Determination of silicon dioxide content- Molybdenum blue spectrophotometric method
GB/T 22660.6-2008 Chemical analysis methods of lithium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric 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 6150.14-1985 Methods for chemical analysis of tungsten concentrates; The molybdenum blue photometric method for the determination of silicon dioxide content
GB/T 1831-1979 Determination of silicon dioxide content in tin concentrates--Silicon molybdenum blue photometric method
GB/T 16633-1996 Industrial circulating cooling water--Determination of silica--Spectrophotometric method
GB/T 8761-1988 Determination of particle size distribution of yttrium oxide and europium oxide by sedimentation and light obscuration method
GB/T 6901.11-1986 Silica refractories--Determination of phosphorus pentoxide content--Molybdenum blue photometric method
GB/T 1819.12-2004 Methods for chemical analysis of tin concentrates - Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometric method
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 5195.8-1985 Methods for chemical analysis of fluor-spar--The molybdenum blue photometric method for the determination of silicon dioxide content

Professional Standard - Commodity Inspection

SN/T 0770-1999 Determination of silicon oxide in middle carbon flake graphite—Molybdenum blue photometric 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 0481.2-1995 Method for inspection of bauxite for export. Determination of silicon dioxide content-Molybdenumbule spectrophotometric method1995-09-06
SN/T 1043-2002 Determination of aluminium oxide in silicon carbide for import and export - Spectrophotometric method
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 2949-2011 Determination of SiO2, Fe2O3, Al2O3, CaO, MgO contents in talc for export - X-ray fluorescence spectrometric method

Professional Standard - Non-ferrous Metal

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 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 360.5-2011 Methods for chemical analysis of ilmenite concentrate—Part 5:Determination of silicon dioxide content—molybdenum blue spectrophotometry
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 575.2-2006 Methods for chemical analysis of bauxite. Determination of silicon dioxide content. Gravimetric-molybdenum blue 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 37.2-1992 Chemical analysis method of high purity germanium dioxide Molybdenum blue spectrophotometry Determination of silicon content
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 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 568.3-2006 Determination of silicon content in zirconium oxide and hafnium oxide silicon molybdenum blue absorptiometry
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 240.3-2007 Methods for chemical analysis of bismuth concentrate - Determination of silicon dioxide content-Molybdenum blue spectrophotometric method and gravimetric method

工业和信息化部

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
YB/T 4583.1-2017 Mulite. Determination of silicon, ferrous, calsium, magnesium, mengnese and phosphorous content. Inductively coupled plasma atomic emission spectrometry
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
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
YS/T 37.2-2018 Methods for chemical analysis of high pure germanium dioxide- Determination of silicon content by molybdenum blue spectrophotomertic method
YS/T 445.17-2021 Methods for chemical analysis of silver concentrates Part 17: Determination of silica content Molybdenum blue spectrophotometry
YB/T 4724-2018 Steel slag. Determination of silicon dioxide content. Perchloric acid dehydrate gravimetric analysis & silicon molybdenum blues photometry 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

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

Taiwan Provincial Standard of the People's Republic of China

CNS 10112-1983 Method for Determining Silica Content in Natural and Artificial Cryolite (Reduced Molybdosilicate Spectrophotomertric Method)
CNS 8437-1982 Method for Determination of Silicon Dioxide in Feldspar (Dehydration Gravimetric and Absorptiometic Method)
CNS 8438-1982 Method for Determination of Silicon Dioxide in Feldspar (Flocculation Gravimetric and Absorptiometic Method)
CNS 5820-1980 Silica Powder (White Carbon) (for Rubber Use)

Group Standards of the People's Republic of China

T/FSI 003-2016 Silicon tetrachloride for production of fumed silica
T/FSI 078-2022 Fumed silica for silicone rubber
T/CQCAA 0005-2020 Determination of mercury in silicon dioxide -Atomic Fluorescence Spectrometry
T/GXAS 475-2023 Determination of soluble silica content in sugarcane juice—spectrophotometric method
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
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

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

Jilin Provincial Standard of the People's Republic of China

DB22/T 2736-2017 Nano-titanium dioxide diatomite composite photocatalytic material

Professional Standard - Light Industry

QB/T 2346-2007 Silicon xerogel for toothpaste
QB/T 2346-1997 Silicon Dioxide for Toothpaste

Professional Standard - Nuclear Industry

EJ/T 1231.1-2008 Test method for analysis of impurity in diuranate.Part1: Determination of silicon dioxide by silicomolybdemu blue spectrophotometry

Professional Standard - Agriculture

2146药典二部-2010 Part II Seventeen Drawings Silica

Professional Standard - Electron

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

Professional Standard - Environmental Protection

HJ 479-2009 Ambient air - Determination of nitrogen oxides - N-(1-naphthyl) ethylene diamine dihydrochloride 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 8152.14-2019 Methods for chemical analysis of lead concentrates—Part 14:Determination of silicon dioxide content—Molybdenum blue spectrophotometry

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 44 1804-1979 Iron ores, concentrates, aglomerates and pellets. Determination of silicon dioxide. Photometric and gravimetric methods.
CSN 70 0621 Cast.1-1976 Chemical analysis of glass. Determination of silica. Combined gravimetric and pho- tometric method
CSN 72 0105 Cast.3-1985 Determination of Silicon dioxide
CSN 72 0105 Cast.1-1983 Determination of silicon dioxide
CSN 72 6025 Cast.4-1985 Determination of Silicon dioxide
CSN 72 0105 Cast.2-1973 Determination of silicon dioxide

RU-GOST R

GOST R 52144-2003 Zinc concentrates. Spectrophotometric method of silicon dioxide content determination
GOST 25702.18-1983 Raremetallic concentrates. Spectral methods of the determination of alumina, barium, iron, calcium, silicon, magnium, niobium, tantalium, titanium, zirconium and chromium oxide
GOST 14922-1977 Aerosil (silicon dioxide). Specifications
GOST 23201.1-1978 Alumina. Methods of spectral analysis. Determination of silicon dioxide, iron oxide, sodium oxide and magnium oxide
GOST 14047.10-1978 Lead concentrates. Determination of silicon dioxide. Photometric and gravimetric methods
GOST 32518.2-2013 Iron ores, concentrates, agglomerates and pellets. Determination of silica spectrophotometric method
GOST 9428-1973 Reagents. Silicon dioxide. Specifications

Korean Agency for Technology and Standards (KATS)

KS E 3076-2002 Methods for X－ray fluorescence spectrometric analysis of silica stone and silica sand
KS M ISO 1232:2003 Aluminium oxide primarily used for the production of aluminium－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M 8280-2013 Silicon dioxide
KS M ISO 1689-2022 Sodium and potassium silicates for industrial use — Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
KS M ISO 1689-2017(2022) Sodium and potassium silicates for industrial use — Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
KS M ISO 1232-2023 Aluminium oxide primarily used for the production of aluminium―dertermination of silica content - reduced molybdosilicate spectrophotometric method
KS M ISO 1689:2007 Sodium and potassium silicates for industrial use－Calculation of the ratio：silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
KS M ISO 5935-2010 Crude sodium borates for industrial use－Determination of total and alkali-soluble silica contents－Molybdosilicate spectrometric method
KS M ISO 1689:2017 Sodium and potassium silicates for industrial use — Calculation of the ratio: silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
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 1232-2003(2018) Determination of aluminum oxide silica content for aluminum production - reduced molybdosilicate spectrophotometry
KS M ISO 3430:2013 Sodium fluoride primarily used for the production of aluminium－Determination of silica content－Reduced molybdosilicate spectrophotometric method
KS M 8280-1982 Silicon dioxide
KS M 8280-2012 Silicon dioxide
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 1620:2002 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

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 T20-526:1973 Sodium and potassium silicates for industrial use. Calculation of the ratio SIO2/NA2O ou SIO2/K2O.
NF T20-424:1976 Sodium hydroxyde for industrial use. Determination of silica content. Reduced silicomolybdic complex photometric method.
NF T45-036*NF ISO 19246:2016 Rubber compounding ingredients - Silica - Oil absorption of precipitated silica
NF ISO 19246:2016 Rubber Mixing Ingredients - Silica - Oil Absorption of Precipitated Silicas
NF T20-474:1973 Phosphoric acid for industrial use. Determination of silica content. Spectrophotometric method using the reduced silicomolybdic complex.

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 726-1967 Silica determination
NBN T 03-192-1980 Potassium hydroxide for industrial use - Determination of silica content - Reduced molybdosilicate photometric method

International Organization for Standardization (ISO)

ISO 995:1975 Potassium hydroxide for industrial use; Determination of silica content; Reduced molybdosilicate photometric method
ISO 984:1974 Sodium hydroxide for industrial use; Determination of silica content; Reduced silico-molybdic complex photometric method
ISO 1689:1976 Sodium and potassium silicates for industrial use; Calculation of the ratio : silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
ISO 2369:1972 Aluminium fluoride for industrial use; Determination of silica content; Spectrophotometric method using the reduced silicomolybdic complex
ISO 1232:1976 Aluminium oxide primarily used for the production of aluminium; Determination of silica content; Reduced molybdosilicate spectrophotometric method
ISO 3361:1975 Phosphoric acid for industrial use; Determination of soluble silica content; Reduced molybdosilicate spectrophotometric method
ISO 1620:1976 Cryolite, natural and artificial; Determination of 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 14701:2011 Surface chemical analysis - X-ray photoelectron spectroscopy - Measurement of silicon oxide thickness
ISO 5935:1984 Crude sodium borates for industrial use; Determination of total and alkali-soluble silica contents; Molybdosilicate spectrometric method
ISO 5935:1980 Crude sodium borates for industrial use; Determination of total and alkali-soluble silica contents; Molybdosilicate spectrometric method

RO-ASRO

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
STAS SR ISO 1620:1995 Cryolite, natural and artificial — Determination of silica content — Reduced molybdosilicate spectrophotometric method
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 12703/3-1989 ZIRCONIA Silicon dioxide content determination
SR 5063/6-1993 SiWcon carbide. Df?ermin?lion of free silicon dioxide content
STAS SR 12271-13-1995 Uranium dioxyde Spectrophotometric ctetermination of molybdenum
STAS SR ISO 12271-15:1995 Uranium dioxyde Spectrophotometric determination of thorium
STAS E 12744-1989 QUARTZITES FOR FOUNDRY Content determination of iron trioxide, aluminium trioxide, magnesium oxide, titanium dioxide, calcium oxide, sodium oxide, potassium oxide and silicon dioxide
STAS 9218/3-1987 ZARCOZCM SH.ICATE Determination of silicon dioxide content

SCC

NS 9047:1981 Sodium hydroxide for industrial use — Determination of silica content — Reduced silico-molybdic complex photometric method
AENOR UNE 84147:1995 Toothpastes. Precipitated silica. Determination of silica content (SiO2).
BS 301:1928 Silica for paints

British Standards Institution (BSI)

BS 2690-104:1983(1999) Methods of testing Water used in industry — Part 104 : Silica : reactive, total and suspended
BS ISO 14701:2011 Surface chemical analysis. X-ray photoelectron spectroscopy. Measurement of silicon oxide thickness

Japanese Industrial Standards Committee (JISC)

JIS K 8885:1994 Silicon dioxide
JIS K 8885:2018 Silicon dioxide (Reagent)

AR-IRAM

IRAM 1012-N.I.O.-1946 Silica

American Society for Testing and Materials (ASTM)

ASTM C721-14 Standard Test Methods for Estimating Average Particle Size of Alumina and Silica Powders by Air Permeability
ASTM C721-20 Standard Test Methods for Estimating Average Particle Size of Alumina and Silica Powders by Air Permeability
ASTM D4993-89(2003) Standard Practice for Calculation and Adjustment of Silica (SiO ₂ ) Scaling for Reverse Osmosis
ASTM D4993-89(1998)e1 Standard Practice for Calculation and Adjustment of Silica (SiO ₂ ) Scaling for Reverse Osmosis
ASTM E463-21 Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
ASTM E463-14a Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry

AENOR

UNE 84147:1995 TOOTHPASTES. PRECIPITATED SILICA. DETERMINATION OF SILICA (SIO2).
UNE 84681:2005 Cosmetic raw materials. Polydimethylsiloxane (dimethycones).

Indonesia Standards

SNI 07-1057-1989 Silicon metals
SNI 13-6172-1999 Determination of zirconium oxide (ZrO2) and total silica (SiO2) contents for zircon sample by gravimetric

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
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 3430:2013 Sodium fluoride primarily used for the production of aluminium -- Determination of silica content -- Reduced molybdosilicate spectrophotometric method
GSO ISO 1232:2013 Aluminium oxide primarily used for the production of aluminium -- Determination of silica content -- Reduced molybdosilicate spectrophotometric method

GOST

GOST R 50332.2-1992 Alumina. Method for the determination of silica dioxide
GOST 4157-1969 Fire-resistant silica products

German Institute for Standardization

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

CU-NC

NC 44-12-2-1984 Ores Copper Cencentrates. Gravimetrie Determination of Silionum Diexide
NC 44-18-5-1984 Ores. Silica Sand. Determination of Sodium Oxide and Potassium Oxide by Fíame Photometry

CL-INN

INDITECNOR 30-150ch-1957 Silica concrete bricks

BR-ABNT

ABNT P-MB-509-1969 Portland cement chemical analysis determines silica; iron oxide; aluminum oxide; calcium oxide and magnesium oxide content

SAE - SAE International

SAE AMS3755D-2016 Powder@ Fumed Silicon Dioxide
SAE AMS3755A-1992 Powder@ Fumed Silicon Dioxide

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

Society of Automotive Engineers (SAE)

SAE AMS3755C-2009 Powder, Fumed Silicon Dioxide
SAE AMS3755B-2001 Powder, Fumed Silicon Dioxide

YU-JUS

JUS E.L8.020-1993 Sugars -Determination of sulphur-dioxide - Photometric method

HU-MSZT

MSZ KGST 450-1977 Alumina definition content silica

Others: Determination of silica (soluble) (silicon molybdenum yellow spectrophotometry),Silica silicon molybdenum yellow spectrophotometry