General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 11848.12-1999
Scope
This standard specifies the determination principle, scope of application, reagents and instruments used, analysis steps, calculation of analysis results and the precision of the method for the determination of boron in uranium ore concentrates. This standard applies to the determination of boron with a content greater than 0.002% in uranium ore concentrates.
GB/T 11848.12-1999 history
1999GB/T 11848.12-1999 Determination of boron in uranium ore concentrate by spectrophotometry