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- [22] Extraction of Nickel from Iron and Cobalt Bearing Sulfate Solutions by Solvent Extraction PROCEEDING OF 16TH INTERNATIONAL SYMPOSIUM ON ENVIRONMENTAL ISSUES AND WASTE MANAGEMENT IN ENERGY AND MINERAL PRODUCTION (SWEMP 2016), 2016,
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- [24] DETERMINATION OF IRON, COBALT, NICKEL AND COPPER MICROIMPURITIES IN ZINC AND CADMIUM SULFIDES BY EXTRACTION-SPECTRAL METHOD UKRAINSKII KHIMICHESKII ZHURNAL, 1984, 50 (03): : 272 - 275
- [25] Polarographic determination of nickel and cobalt - Simultaneous determination in presence of iron, copper, chromium, and manganese, and determination of small amounts of nickel in cobalt compounds INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION, 1941, 13 : 0077 - 0080
- [26] EXTRACTION OF COBALT WITH ETHYL ACETATE AND SIMULTANEOUS PHOTOMETRIC DETERMINATION OF COBALT AND NICKEL EXTRACTION STUDIES OF METAL XANTHATES FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1973, 265 (05): : 351 - 351
- [27] SPECTROPHOTOMETRIC DETERMINATION OF COPPER, NICKEL AND COBALT AFTER EXTRACTION WITH BENZOYLTRIFLUOROACETONE FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1974, 271 (04): : 286 - 286
- [28] METHOD OF SPECTROSCOPICAL DETERMINATION OF IRON AND COBALT IN NICKEL-OXIDE VESTNIK LENINGRADSKOGO UNIVERSITETA SERIYA FIZIKA KHIMIYA, 1977, (01): : 62 - 68