General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 23274.6-2009
Scope
This part of GB/T 23274.6 specifies the method for the determination of sulfate in tin dioxide. This part is applicable to the determination of sulfate in tin dioxide, and the determination range is 0.030% to 0.60%.
GB/T 23274.6-2009 history
2009GB/T 23274.6-2009 Methods for chemical analysis of stannic oxide.Part 6:Determination of sulfate content.Visual turbidimetry method