General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 11848.16-1991
Scope
This standard specifies the principle, scope of application, reagents and instruments used, analysis steps, calculation of analysis results and precision of the method for the determination of phosphorus in uranium ore concentrates. This standard applies to the determination of phosphorus in uranium ore concentrates with a content greater than 0.0025%.
GB/T 11848.16-1991 history
1991GB/T 11848.16-1991 Determination of phosphorus in uranium ore concentrate by spectrophotometry