GB/T 20931.4-2007 Methods for chemical analysis of lithium Determination of iron content Orthopenanthroline spectrophotometric method (English Version)
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GB/T 20931.4-2007
Scope
This Part specifies the method for the determination of iron content in lithium. This section applies to the determination of iron content in lithium. Measuring range (mass fraction): 0.0005% to 0.05%.
GB/T 20931.4-2007 history
2007GB/T 20931.4-2007 Methods for chemical analysis of lithium Determination of iron content Orthopenanthroline spectrophotometric method