YB/T 4710-2018
YB/T 4726.11-2021
Ferric-containing dust and sludge—Determination of iron (Ⅱ) oxide content—Potassium dichromate titrimetric method
YB/T 159.3-2015
Titanium concentrate (rock minerals) - Determination of ferrous oxide content - The potassium dichromate tirimetric method
YB/T 505.5-2007
Vanadium and titanium slag
HG/T 2956.5-2001
Ascharite ores-Determination of ferrous oxide content-Potassium dichromate volumetric method
GB/T 20929-2007
The methods of testing acidithiobacillus ferrooxidans and its activity by microarray technology
GB/T 14506.14-2010
Methods for chemical analysis of silicate rocks—Part 14:Determination of ferrous oxide content
SN/T 3323.1-2012
SN/T 4624.4-2016
Methods for examination of import microbial blends in the environmental protection-Part 4:Acidithiobacillus f errooxidans
YS/T 360.3-2011
Methods of chemical analysis for ilmenite concentrate—Part 3:Determination of ferrous oxide content—Potassium dichromate titrimetric method
YS/T 1047.10-2015
Method for chemical analysis of copper magnetite—Part 10:Determination of iron(Ⅱ)oxide content—Potassium dichromate titration method
JB/T 9220.3-1999
Chemical analysis methods for acid slay of cupola-Determination of ferrous oxide by volumetric method using potassium dichromate
YB/T 5328-2009
YB/T 547.1-2014
Vanadium slag - Determination of vanadium pentoxide content - Ammonium ferrous sulfate titrimetric method
DB43/T 285-2006
YB/T 4218-2010
Vanadium pentoxide-Determination of vanadium pentoxide content-The ammonium persulfate oxidation titrimetric method
GB/T 14506.14-1993
Silicate rocks—Determination of ferrous oxide content—Potassium dichromate volumetric method
YB/T 4908.1-2021
Vanadium-aluminum alloy-Determination of vanadium content-Ammonium persulfate oxidation-ammonium ferrous sulfate titrimetric method
SN/T 3320.2-2012
HB 5220.15-2008
Methods for chemical analysis of superalloys-Part 15:Determination of chromium content by ammonium persulfate oxidation-ammonium iron (Ⅱ) volumetric method