Determination of niobium(V) and tantalum(V) as 4-(2-pyridylazo)resorcinol–citrate ternary complexes in geological materials by ion-interaction reversed-phase high-performance liquid chromatography

Narumol Vachirapatama, Brett Paull, Carsten Münker, Paul R. Haddad

Journal of Chromatography A · 1999 · 21 citations · 24 references

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