GB/T 43090-2023
Ruthenium(Ⅲ)chloride
HG/T 3679-2011
YS/T 1201.1-2017
Method for chemical analysis of ruthenium chloride-Part 1:Determination of ruthenium content-Hydrogen reduction gravimetry
GB/T 38216.4-2024
Steel slag—Determination of total iron content—Titanium(Ⅲ) chloride-potassium dichromate titration methods
DB53/T 592-2014
GB/T 6730.5-2022
Iron ores—Determination of total iron content—Titrimetric methods after titanium(III) chloride reduction
GB/T 223.73-2008
Iron, steel and alloy - Determination of iron contents - Titanium trichloride-potassium dichromate titration method
GB/T 6730.6-2016
Iron ores—Determination of metallic iron content—Ferric chloride-sodium acetate titrimetric method
GB/T 38812.1-2020
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
HG/T 3679-2000
Ruthenium trichloride for dimensionally stable anode coating in electrolyzer
GB/T 38812.2-2020
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
HB/Z 5109.14-2001
HB/Z 5109.11-2001
HG/T 4208-2011
HB/Z 5107.18-2004
Methods for analysis of chenical oxidation solution for magnesium alloy-Part 18:Determination of ammonium chloride(sodium chloride) content in nitric acid oxidation solution by potentiometric method
GB/T 6730.65-2009
Iron ores - Determination of total iron content - Titanium(III) chloride reduction potassium dichromate titration methods(routine methods)
YB/T 4725-2018
HB/Z 5088.3-1999
T/ZHLSSH 008-2024
T/CIRA 55-2023