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铁矿石.钒含量的测定.钽试剂(BPHA)分光光度测定法
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文摘
This part of ISO 9683 specifies a spectrophotometric method using N-benzoyl-phenylhydroxylamine (BPHA) for the determination of the mass fraction of vanadium in iron ores. This method is applicable to mass fractions of vanadium between 0,005 and 0,5 % in natural iron ores, iron ore concentrates and agglomerates, including sinter products.

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