ANALYTICAL CHEMISTRY OF NIOBIUM AND TANTALUM - CRITICAL ANALYSIS OF EXISTING METHODS

[1] ALIMARIN IP, 1943, T VSESOYUZN K ANAL K, V2, P333

[2] BEILSTEIN F, 1941, ORG CHEM

[3] BERZELIUS J, 1820, POGG ANN, V4, P6

[4] BILTZ W, 1931, Z ANORG CHEM, V120, P71

[5] CUNNINGHAM TR, 1948, ANAL CHEM, V20, P563

[6] CUNNINGHAM TR, 1948, ANAL CHEM, V20, P233

[7] ECKEBERG A, 1802, ANN CHIM, V43, P276

[8] COLORIMETRIC DETERMINATION OF COLUMBIUM AND TUNGSTEN IN HIGH-TEMPERATURE ALLOYS [J]. ANALYTICAL CHEMISTRY, 1949, 21 (09) : 1098 - 1101

[9] HALL RD, 1904, J AM CHEM SOC, V26, P1243

[10] Hatchet C., 1802, PHILOS T R SOC LOND, V92, P49, DOI [10.1098/rstl.1802.0005, DOI 10.1098/RSTL.1802.0005]

[1] ALIMARIN IP, 1943, T VSESOYUZN K ANAL K, V2, P333

[2] BEILSTEIN F, 1941, ORG CHEM

[3] BERZELIUS J, 1820, POGG ANN, V4, P6

[4] BILTZ W, 1931, Z ANORG CHEM, V120, P71

[5] CUNNINGHAM TR, 1948, ANAL CHEM, V20, P563

[6] CUNNINGHAM TR, 1948, ANAL CHEM, V20, P233

[7] ECKEBERG A, 1802, ANN CHIM, V43, P276

[8] COLORIMETRIC DETERMINATION OF COLUMBIUM AND TUNGSTEN IN HIGH-TEMPERATURE ALLOYS [J]. ANALYTICAL CHEMISTRY, 1949, 21 (09) : 1098 - 1101

[9] HALL RD, 1904, J AM CHEM SOC, V26, P1243

[10] Hatchet C., 1802, PHILOS T R SOC LOND, V92, P49, DOI [10.1098/rstl.1802.0005, DOI 10.1098/RSTL.1802.0005]