YS/T 256-2009
Cobalt oxide
HG/T 4506-2023
YS/T 1152-2016
Crude cobalt hydroxide
HG/T 2781-2018
Determination of cobalt and molybdenum content in sulfur-tolerant carbon monoxide shift catalysts
GB/T 3884.18-2023
Methods for chemical analysis of copper concentrates—Part 18:Determination of arsenic,antimony,bismuth,lead,zinc,nickel,cadmium,cobalt,chromium,aluminum oxide,magnesium oxide and calcium oxide contents—Inductively coupled plasma atomic emission spectrometry
HG/T 4506-2013
Cobalt hydroxide for industrial use
YS/T 1658.5-2023
YS/T 1445.2-2021
YS/T 1658.6-2023
YS/T 1658.7-2023
GB/T 32793-2016
Methods for chemical analysis of nickel sinter and nickel oxide—Determination of nickel, cobalt, copper, iron, zinc, manganese contents—Electrolytic gravimetric method and Inductively coupled plasma atomic emission spectrometric method
YS/T 1658.1-2023
YS/T 1057.2-2020
Methods for chemical analysis of cobaltosix oxide-Part 2:Determination of chloride content-Ion selective electrode method
YS/T 1658.3-2023
YS/T 1057.5-2022
DB15/T 925-2015
SJ/T 10676-1995
Cobalt oxide powder for electronic industry
YS/T 1057-2015
Methods for chemical analysis of cobaltosic oxide—Determination of magnetic impurities content—Magnetic separation-Inductively coupled plasma atomic emission spectrometry
YS/T 1057.3-2022
YS/T 568.12-2022