SPECTROPHOTOMETRIC DETERMINATION OF YTTRIUM WITH PYROCATECHOL VIOLET

[1] QUANTITATIVE SPECTROGRAPHIC ANALYSIS OF RARE EARTH ELEMENTS - DETERMINATION OF HOLMIUM, ERBIUM, YTTRIUM, AND TERBIUM IN DYSPROSIUM, DETERMINATION OF YTTRIUM, DYSPROSIUM, AND ERBIUM IN HOLMIUM, AND DETERMINATION OF YTTRIUM, DYSPROSIUM, HOLMIUM, THULIUM, AND YTTERBIUM IN ERBIUM [J]. ANALYTICAL CHEMISTRY, 1955, 27 (06) : 1010 - 1014

[2] SPECTROPHOTOMETRIC DETERMINATION OF RARE EARTHS [J]. ANALYTICAL CHEMISTRY, 1958, 30 (11) : 1776 - 1779

[3] COMPLEXOMETRIC TITRATIONS USING AZOXINE INDICATORS [J]. ANALYTICAL CHEMISTRY, 1957, 29 (05) : 821 - 825

[4] X-RAY FLUORESCENT SPECTROMETRIC DETERMINATION OF YTTRIUM IN RARE EARTH MIXTURES [J]. ANALYTICAL CHEMISTRY, 1958, 30 (02) : 176 - 179

[5] HORTON CA, 1958, ANAL CHEM, V30, P1780

[6] SUK V, 1956, CHEM ANALYST, V45, P30

[7] WHITE JC, 1958, ORNL2498

[8] WHITE JC, 1958, ASTM SPEC TECH PUBL, V238

[1] QUANTITATIVE SPECTROGRAPHIC ANALYSIS OF RARE EARTH ELEMENTS - DETERMINATION OF HOLMIUM, ERBIUM, YTTRIUM, AND TERBIUM IN DYSPROSIUM, DETERMINATION OF YTTRIUM, DYSPROSIUM, AND ERBIUM IN HOLMIUM, AND DETERMINATION OF YTTRIUM, DYSPROSIUM, HOLMIUM, THULIUM, AND YTTERBIUM IN ERBIUM [J]. ANALYTICAL CHEMISTRY, 1955, 27 (06) : 1010 - 1014

[2] SPECTROPHOTOMETRIC DETERMINATION OF RARE EARTHS [J]. ANALYTICAL CHEMISTRY, 1958, 30 (11) : 1776 - 1779

[3] COMPLEXOMETRIC TITRATIONS USING AZOXINE INDICATORS [J]. ANALYTICAL CHEMISTRY, 1957, 29 (05) : 821 - 825

[4] X-RAY FLUORESCENT SPECTROMETRIC DETERMINATION OF YTTRIUM IN RARE EARTH MIXTURES [J]. ANALYTICAL CHEMISTRY, 1958, 30 (02) : 176 - 179

[5] HORTON CA, 1958, ANAL CHEM, V30, P1780

[6] SUK V, 1956, CHEM ANALYST, V45, P30

[7] WHITE JC, 1958, ORNL2498

[8] WHITE JC, 1958, ASTM SPEC TECH PUBL, V238