ZH
RU
ES

Determination of tungsten

Determination of tungsten, Total:49 items.

In the international standard classification, Determination of tungsten involves: Non-ferrous metals, Ferrous metals, Ferroalloys, Medical sciences and health care facilities in general, Occupational safety. Industrial hygiene, Metalliferous minerals, Tobacco, tobacco products and related equipment, Analytical chemistry, Testing of metals.

CZ-CSN, Determination of tungsten

• CSN 42 0641 Cast.8-1984 Chemical analysis of non-ferrous metals and alloys. Nickel alloys. Determination of tungsten by the gravimetric method
• CSN 42 0643 Cast.9-1972 Chemical analysis of alloyed nickel. Determination of tungsten by gravimetric method

Korean Agency for Technology and Standards (KATS), Determination of tungsten

• KS D 1812-2019 Iron and steel — Methods for determination of tungsten content
• KS D ISO 7693-2002(2022) Ferrotungsten－Determination of tungsten content－Cinchonine gravimetric method
• KS D ISO 7693-2002(2017) Ferrotungsten－Determination of tungsten content－Cinchonine gravimetric method
• KS D 2051-1995 Determination of tungsten in tungsten products
• KS E 3003-2014(2019) Methods for determination of tungsten in ores
• KS D 1812-1993 Determination of tungsten in iron and steel

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of tungsten

• GB/T 7731.1-1987 Methods for chemical analysis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content
• GB/T 3654.9-1983 Methods for chemical analysis of ferroniobium--The thiocyanate photometric method for the determination of tungsten content
• GB 3654.9-1983 Ferroniobium Chemical Analysis Method Thiocyanate Spectrophotometric Determination of Tungsten Quantity
• GB/T 14352.1-1993 Methods for chemical analysis of tungsten ores and molybdenum ores
• GB/T 6150.1-2008 Methods for chemical analysis of tungsten concentrates.Determination of tungsten trioxide content.The ammonium tungstate igniting gravimetric method
• GB/T 8638.11-1988 Nickel base alloy powder--Determination of tungsten content--Cinchonine gravimetric method
• GB 223.43-1985 Methods for chemical analysis of iron,steel and alloy--The cinchonine gravimetric method for the determination of tungsten content
• GB/T 13747.10-1992 Zirconium and zirconium alloys--Determination of tungsten content--Thiocyanate spectrophotometric method
• GB/T 4325.28-1984 Methods for chemical analysis of molybdenum--The tetraphenyl arsonium chloride hydrochloride-thiocyanate photometric method for the determination of tungsten content
• GB 223.44-1985 Methods for chemical analysis of iron,steel and alloy--The tetraphenylarsonium chloride-thiocyanate-trichloromethane extraction photometric method for the determination of tungsten content
• GB/T 223.66-1989 Methods for chemical analysis of iron,steel and alloy--The thiocyanate-chlorpromazine hydrochloride-chloroform extraction photometric method for the determination of tungsten content
• GB/T 14353.10-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of tungsten content. Catalytic polarographic method in sulfuric acid-phenylhydroxy acetic acid-cinchonine-potassium chlorate system

Professional Standard - Hygiene , Determination of tungsten

• WS/T 443-2013 Determination of blood lead and cadmium.Tungsten ship atomic absorption spectrometric method

YU-JUS, Determination of tungsten

• JUS C.A1.066-1991 Methods ofchemical analysis ofiron andsteel. Determination of tongsten by the gravimetric method

RO-ASRO, Determination of tungsten

• SR 2603-1994 Steels and irons. Determination of vanadium content. Sodium tungstate spectrophotometric method
• STAS 1269/14-1982 COPPER, LEAD, ZINC, BISMUTH, MOLYBDENUM, PYRITE AND COMPLEX SULPHIDE ORES AND CONCENTRATES Determination of tungsten content
• STAS 10853/10-1977 Ferrotungsten Determination of tin content
• STAS 10853/11-1977 FERROTUNGSTEN Determination of antimony content
• STAS 10853/12-1977 FERROTUNGSTEN Determination of lead content
• STAS 10853/13-1977 FERROTUNGSTEN Determination of bismuth content
• STAS 10853/2-1977 FERROTUNGSTEN Determination of carbon content
• STAS 10853/9-1977 FERROTUNGSTEN Determination of arsenic content

Occupational Health Standard of the People's Republic of China, Determination of tungsten

• GBZ/T 160.23-2004 Methods for determination of tungsten and its compounds in the air of workplace

Danish Standards Foundation, Determination of tungsten

• DS/ISO 13276:1997 Tobacco and tobacco products - Determination of nicotine purity - Gravimetric method using tungstosilicic acid

Professional Standard - Non-ferrous Metal, Determination of tungsten

• YS/T 539.11-2006 Nickel-based alloy powder chemical analysis method cinchonine gravimetric method for determination of tungsten content
• YS/T 372.17-2006 Methods for elementary analysis of precious alloy. Determination of tungsten and rhenium content. Tungstic acid gravimetry and thiourea spectrophotometry

Association Francaise de Normalisation, Determination of tungsten

• NF ISO 13276:2020 Tabac et produits du tabac - Détermination de la pureté de la nicotine - Méthode gravimétrique à l'acide tungstosilicique

RU-GOST R, Determination of tungsten

• GOST R 51056-1997 Alloyed and high-alloyed steel. Atomic emission spectrometry method of determination of tungsten and molibdenum

Professional Standard - Aviation, Determination of tungsten

• HB 5220.32-1995 Method for chemical analysis of superalloys-thiocyanate absorptiometry for determination of tungsten content
• HB 5220.31-1995 Superalloy Chemical Analysis Method Cinchonine-Binaphthaquinoline Gravimetric Method for Determination of Tungsten Content
• HB 5220.32-2008 Methods for chemical analysis of superalloys. Part 32: Determination of tungsten content by thiocyanate photometric method
• HB 5220.31-2008 Methods for chemical analysis of superalloys. Part 31: Determination of tungsten content by cinchonine-ethylnaphthalene quinoline gravimetric method

American Society for Testing and Materials (ASTM), Determination of tungsten

• ASTM B890-02 Standard Test Method for Determination of Metallic Constituents of Tungsten Alloys and Tungsten Hardmetals by X-Ray Fluorescence Spectrometry
• ASTM B890-98 Standard Test Method for Determination of Metallic Constituents of Tungsten Alloys and Tungsten Hardmetals by X-Ray Fluorescence Spectrometry
• ASTM B890-07(2012) Standard Test Method for Determination of Metallic Constituents of Tungsten Alloys and Tungsten Hardmetals by X-Ray Fluorescence Spectrometry
• ASTM B890-07 Standard Test Method for Determination of Metallic Constituents of Tungsten Alloys and Tungsten Hardmetals by X-Ray Fluorescence Spectrometry
• ASTM B890-20 Standard Test Method for Determination of Metallic Constituents of Tungsten Alloys and Tungsten Hardmetals by X-Ray Fluorescence Spectrometry

IN-BIS, Determination of tungsten

• IS 228 Pt.16-1992 Methods for chemical analysis of steels. Part 15: Determination of tungsten by spectrophotometric method (for tungsten 0.1 to percent) (Second Revision)

BE-NBN, Determination of tungsten

• NBN-EN 60682-1994 Standard method of measuring the pinch temperature of quartz-tungsten-halogen lamps

VN-TCVN, Determination of tungsten

• TCVN 6681-2000 Tobacco and tobacco products.Determination of nicotine purity.Gravimetric method using tungstosilicic acid

Professional Standard - Tobacco, Determination of tungsten

• YC/T 247-2008 Tobacco and tobacco products.Determination of nicotine purity.Gravimetric method using tungstosilicic acid

Others:   tungsten, Determination of tungsten, Tungsten Filament, Tungsten arc, Tungsten Filament, Alkyl tungsten, Tungsten ball, Hydroxytungsten, Tungsten sulfuric acid, Metal Tungsten, Tungsten Vacuum, Filament tungsten, Tungsten wavelength, Determination of vanadium and tungsten content icp, Tungsten content determination icp, Determination of vanadium and tungsten content icp, Tungsten content determination icp, Thiourea Tungsten Tungsten, Determination of tungsten, Tungsten and Tungsten Alloys.