Ultraviolet Spectrophotometric Determination of Niobium in Hydrochloric Acid

[1]  N. Adler,et al.  ANALYTICAL CHEMISTRY OF NIOBIUM AND TANTALUM , 1953 .

[2]  D. N. Hume,et al.  Colorimetric Determination of Niobium Using Thiocyanate , 1952 .

[3]  G. Leddicotte,et al.  A NEW SOLVENT EXTRACTION METHOD FOR THE SEPARATION OF NIOBIUM AND TANTALUM , 1952 .

[4]  R. H. Atkinson,et al.  Analytical Chemistry of Niobium and Tantalum. Critical Analysis of Existing Methods , 1952 .

[5]  J. Wernet Das Verhalten von Titan‐, Niob‐ und Tantalverbindungen in Salzsäure als Grundlage einer neuen präparativen Trennungsmethode , 1952 .

[6]  A. F. Williams,et al.  273. Inorganic chromatography on cellulose. Part XI. A study on the separation of tantalum from niobium and its application to quantitative analysis , 1952 .

[7]  D. F. Boltz,et al.  ULTRAVIOLET SPECTROPHOTOMETRIC DETERMINATION OF COLUMBIUM , 1952 .

[8]  A. F. Williams 603. Inorganic chromatography on cellulose. Part XII. The quantitative determination of tantalum and niobium in complex minerals, ores, and synthetic materials , 1952 .

[9]  A. F. Williams,et al.  653. Inorganic chromatography on cellulose. Part XIII. Determination of tantalum and niobium in low-grade phosphatic and siliceous ores , 1952 .

[10]  L. Rogers,et al.  Analytical application of the absorption spectra of the halide complexes of heavy metals , 1952 .

[11]  E. H. Huffman,et al.  ANION EXCHANGE OF ZIRCONIUM, HAFNIUM, NIOBIUM, AND TANTALUM IN HYDROCHLORIC ACID SOLUTIONS , 1951 .

[12]  H. Freund,et al.  Colorimetric Determination of Niobium with Thiocyanate , 1951 .

[13]  J. Long The estimation of tantalum in mixtures by neutron activation analysis , 1951 .

[14]  K. Kraus,et al.  Anion Exchange Studies. II. Tantalum in Some HF-HCl Mixtures1 , 1951 .