GB/T 6150.1-2023
Methods for chemical analysis of tungsten concentrates—Part 1:Determination of tungsten trioxide content—Ammonium tungstate igniting gravimetric method
YY/T 0095-2013
Calcium tungstate middle speed intensifying screens for medical use
GB/T 26033-2010
Ammonium metatungstate
GB/T 10116-2007
Ammonium paratungstate
YS/T 692-2009
Tungstic acid
SN/T 0951-2010
Determination of tungsten trioxide content in ammonium paratungstate for import and export
YS/T 1650-2023
JC/T 2023-2010
Lead tungstate scintillation crystals
SN/T 0962-2010
Determination of sodium tungstate content in sodium tungstate for import and export
YY/T 0095-2004
Calcium tungstate middle speed intensifying screens for medical use
SN/T 3012-2011
Determination of tungsten trioxide in tungsten ores-X-ray fluorescence spectrometry
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 7731.1-2021
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method
YS/T 1562.2-2022
YS/T 1585.2-2022
GB/T 4324.2-2023
Methods for chemical analysis of tungsten—Part 2:Determination of bismuth and arsenic contents
SJ 20963-2006
Method for determination the content of rhenium of tungsten-rhenium alloy
GB/T 10116-1988
Ammonium paratungstate
SN/T 0951-2000
Method for the determination of tungsten trioxide content in ammonium paratungstate for import and export
YS/T 1603.1-2023