General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 23273.7-2009
Scope
This part of GB/T 23273 specifies the determination method for the amount of sulfate radicals in cobalt oxalate. This section applies to the determination of the amount of sulfate in cobalt oxalate. Measuring range: 0.002% to 0.02%.
GB/T 23273.7-2009 history
2009GB/T 23273.7-2009 Methods for chemical analysis of cobalt oxalate.Part 7:Determination of sulfate ion content.Combusition-iodimetry