YS/T 1330.2-2019
Methods for chemical analysis of cobalt-chromium ceramic alloy-Part 2: Determination of chromium content-Ammonium ferrous sulfate titration
YS/T 1445.5-2021
YS/T 1489.2-2021
DB22/T 1693-2012
GB/T 26523-2022
Refined cobaltous sulfates
T/CNIA 0049.3-2020
HG/T 4822-2022
HG/T 4822-2015
Cobalt sulfate for industrial use
HG/T 2631-2005
Chemical reagent Cobalt (Ⅱ) sulfate heptahydrate
HG/T 5918-2021
HG/T 4821\uff5e4822-2022
HG/T 6238-2023
HG/T 3775-2005
Feed grade cobalt sulfate
HG/T 5918\uff5e5919-2021
GB/T 26523-2011
Refined cobaltous sulfates
JIS G 1258-2:2007
Iron and steel -- ICP atomic emission spectrometric method -- Part 2: Determination of manganese, nickel, chromium, molybdenum, copper, tungsten, vanadium, cobalt, titanium and niobium contents -- Dissolution in phosphoric and sulfuric acids
SN/T 1799-2006
Determination of cobalt content in cobalt concentrate for import
GB/T 5195.18-2018
Fluorspar—Determination of barium sulfate content—Gravimetric method
GB/T 32784-2016
Pig iron contenting nickel—Determination of chromium content—Ammonium per sulfate-ammonium ferrous sulfate titration method
NY/T 2879-2015