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- [4] MALEANILIC ACIDS AS HIGHLY SELECTIVE REAGENTS FOR THE AMPEROMETRIC DETERMINATION OF THORIUM(IV) ANALYTICAL LETTERS PART A-CHEMICAL ANALYSIS, 1979, 12 (09): : 1005 - 1008
- [9] DIPHENIC ACID AS AN ANALYTICAL REAGENT .3. SEPARATION OF THORIUM FROM DIFFERENT ELEMENTS AND MONAZITE SANDS FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1955, 148 (02): : 105 - 110
- [10] GRAVIMETRIC DETERMINATION OF THORIUM AND ZIRCONIUM - QUINALDINIC ACID AS A REAGENT FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1958, 162 (04): : 262 - 265