A Review on Separation of Gallium and Indium from Leach Liquors by Solvent Extraction and Ion Exchange

References

• Aher, H. R., and Kuchekar, S. R., 2008, “Extraction chromatographic studies of gallium (III), indium (III) and thallium (III) with n-octylaniline.” Indian Journal Chemical Technological, 15. pp. 403–408.
   Web of Science ®Google Scholar
• Ahmed, I. M., El-Nadi, Y. A., and El-Hefny, N. E., 2013, “Extraction of gallium(III) from hydrochloric acid by cyanex 923 and cyanex 925.” Hydrometallurgy, 131–132. pp. 24–28. doi: 10.1016/j.hydromet.2012.09.010.
   Web of Science ®Google Scholar
• Alfantazi, A. M., and Moskalyk, R. R., 2003, “Processing of indium: a review.” Miner Engineering, 16. pp. 687–694. doi: 10.1016/S0892-6875(03)00168-7.
   Web of Science ®Google Scholar
• Alguacil, F., 1999, “Solvent extraction of indium (III) by LIX 973N.” Hydrometallurgy, 51. pp. 97–102. doi: 10.1016/S0304-386X(98)00072-3.
   Web of Science ®Google Scholar
• Ashworth, C., and Frisch, G., 2017, “Complexation equilibria of indium in aqueous chloride, sulfate and nitrate solutions: an electrochemical investigation.” Journal Solution Chemical, 46. pp. 1928–1940. doi: 10.1007/s10953-017-0675-y.
   Web of Science ®Google Scholar
• Avila Rodriguez, M., Cote, G., and Bauer, D., 1992, “Recovery of In(III) from mixed hydrochloric acid-sulfuric acid media by solvent extraction with cyanex 301.” Solvent Extr. Ion Exch., 10. pp. 811–827. doi: 10.1080/07366299208918137.
   Web of Science ®Google Scholar
• Baba, Y., Kubota, F., Kamiya, N., and Goto, M., 2016, “Mutual separation of indium, gallium, and zinc with the amic acid-type extractant D2EHAG containing glycine and amide moieties.” Solvent Extr Researcher Developments, 23. pp. 9–18. doi: 10.15261/serdj.23.9.
   Web of Science ®Google Scholar
• Bahri, Z., Rezai, B., and Kowsari, E., 2016, “Selective separation of gallium from zinc using flotation: effect of solution pH value and the separation mechanism.” Miner Engineering, 86. pp. 104–113. doi: 10.1016/j.mineng.2015.12.005.
   Web of Science ®Google Scholar
• Chakravorty, M., and Khopkar, S. M., 1976, “Anion-exchange separation of gallium from indium, thallium, aluminium and other elements in malonic acid.” Chromatographia, 9. pp. 230–232. doi: 10.1007/BF02276330.
   Web of Science ®Google Scholar
• Chen, W. S., Wang, Y. C., and Chiu, K. L., 2017, “The separation and recovery of indium, gallium, and zinc from spent GZO(IGZO) targets.” Journal Environment Chemical Engineering, 5. pp. 381–390. doi: 10.1016/j.jece.2016.12.005.
   Web of Science ®Google Scholar
• Cherkasov, R. A., Garifzyanov, A. R., Bazanova, O. B., and Leont’eva, S. V., 2011, “Solvent extraction of some trace metals and iron with N-octyl-N,N-bis(dihexylphosphinylmethyl)amine.” Russ Journal General Chemical, 81. pp. 2080–2087. doi: 10.1134/S1070363211100070.
   Web of Science ®Google Scholar
• Choi, S. Y., and Ohashi, K., 2000, “Large synergism of 3,5-dichlorophenol in the extraction of gallium(III) with 2-methyl-8-quinolinol derivatives.” Analysis Sciences, 16. pp. 169–176. doi: 10.2116/analsci.16.169.
   Web of Science ®Google Scholar
• De, A. K., and Sen, A. K., 1967, “Solvent extraction and separation of gallium (III), indium (III), and thallium (III) with tributylphosphate.” Talanta, 14. pp. 629–635. doi: 10.1016/0039-9140(67)80029-8.
   PubMed Web of Science ®Google Scholar
• Deferm, C., Onghena, B., Vander Hoogerstraete, T., Banerjee, D., Luyten, J., Oosterhof, H., Fransaer, J., and Binnemans, K., 2017, “Speciation of indium(iii) chloro complexes in the solvent extraction process from chloride aqueous solutions to ionic liquids.” Dalt trans., 46. pp. 4412–4421.
   PubMed Web of Science ®Google Scholar
• Dembiński, W., Herdzik, I., Skwara, W., Bulska, E., and Wysocka, A. I., 2006, “Isotope effects of gallium and indium in cation exchange chromatography.” Nukleonika, 51. pp. 217–220.
   Web of Science ®Google Scholar
• Dumortier, R., Weber, M. E., and Vera, J. H., 2005, “Removal and recovery of gallium from aqueous solutions by complexation with sodium di-(n-octyl) phosphinate.” Hydrometallurgy, 76. pp. 207–215. doi: 10.1016/j.hydromet.2004.11.004.
   Web of Science ®Google Scholar
• El-Yamani, I. S., and Shabana, E. I., 1985, “Studies on extraction of indium(III) chloride complexes by long-chain amines.” Journal Radioanal Nuclear Chemical Artic, 88. pp. 217–223. doi: 10.1007/BF02036998.
   Web of Science ®Google Scholar
• Fan, S., Jia, Q., Song, N., Su, R., and Liao, W., 2010, “Synergistic extraction study of indium from chloride medium by mixtures of sec-nonylphenoxy acetic acid and trialkyl amine.” Sep Purification Technological, 75. pp. 76–80. doi: 10.1016/j.seppur.2010.07.015.
   Web of Science ®Google Scholar
• Fortes, M. C. B., Martins, A. H., and Benedetto, J. S., 2007, “Selective separation of indium by iminodiacetic acid chelating resin.” Brazilian Journal Chemical Engineering, 24. pp. 287–292. doi: 10.1590/S0104-66322007000200013.
   Web of Science ®Google Scholar
• Frenzel, M., Ketris, M. P., Seifert, T., and Gutzmer, J., 2016, “On the current and future availability of gallium.” Resources Policy, 47. pp. 38–50. doi: 10.1016/j.resourpol.2015.11.005.
   Web of Science ®Google Scholar
• Geidarov, A. A., 2008, “Extractive recovery of gallium(III) from acid sulfate solutions with primary amines.” Russ Journal Applications Chemical, 81. pp. 2084–2087. doi: 10.1134/S1070427208120070.
   Web of Science ®Google Scholar
• Greenwood, N. N., and Earnshaw, A., 1997, Chemistry of the Elements, 2nd, UK: Elsevier, University of Leeds.
   Google Scholar
• Gupta, B., Deep, A., and Malik, P., 2004, “Liquid-liquid extraction and recovery of indium using cyanex 923.” Analytica Chimica Acta, 513. pp. 463–471. doi: 10.1016/j.aca.2004.02.036.
   Web of Science ®Google Scholar
• Gupta, B., Mudhar, N., Begum, I. Z., and Singh, I., 2007a, “Extraction and recovery of Ga(III) from waste material using cyanex 923.” Hydrometallurgy, 87. pp. 18–26. doi: 10.1016/j.hydromet.2007.01.001.
   Web of Science ®Google Scholar
• Gupta, B., Mudhar, N., and Singh, I., 2007b, “Separations and recovery of indium and gallium using bis(2,4,4-trimethylpentyl)phosphinic acid (cyanex 272).” Sep Purification Technological, 57. pp. 294–303. doi: 10.1016/j.seppur.2007.04.011.
   Web of Science ®Google Scholar
• Gupta, B., Mudhar, N., and Tandon, B. N., 2005, “Extraction and separation of gallium using cyanex 301: its recovery from Bayer’s liquor.” Industrial Engineering Chemical Researcher, 44. pp. 1922–1927. doi: 10.1021/ie049730w.
   Web of Science ®Google Scholar
• Hasany, S. M., and Hanif, I., 1978, “Liquid-liquid extraction of gallium (lll) and its separation from indium, thallium and other metal ions.” Radiochim. Acta, 25. pp. 99–102. doi: 10.1524/ract.1978.25.2.99.
   Web of Science ®Google Scholar
• Hasegawa, Y., Shimada, T., and Niitsu, M., 1980, “Solvent extraction of 3B group metal ions from hydrochloric acid with trioctylphosphine oxide.” Journal Inorganic Nuclear Chemical, 42. pp. 1487–1489. doi: 10.1016/0022-1902(80)80117-5.
   Web of Science ®Google Scholar
• Hassanien, M. M., Mortada, W. I., Kenawy, I. M., and El-Daly, H., 2017, “Solid phase extraction and preconcentration of trace gallium, indium, and thallium using new modified amino silica.” Applications Spectroscopic, 71. pp. 288–299. doi: 10.1177/0003702816654166.
   PubMed Web of Science ®Google Scholar
• Hassanien, M. M., Kenawy, I. M., and El-Menshawy, A. M., 2007, “Separation and preconcentration of gallium (iii), indium (iii), and thallium (iii) using new hydrazone-modified resin.” Analysis Sciences, 23. pp. 1403–1408. doi: 10.2116/analsci.23.1403.
   PubMed Web of Science ®Google Scholar
• Herdzik, I., Dembiński, W., Narbutt, J., and Siekierski, S., 2012, “Separation of gallium and indium isotopes by cation and anion exchange chromatography.” Solvent Extr. Ion Exch., 30. pp. 593–603. doi: 10.1080/07366299.2012.671115.
   Web of Science ®Google Scholar
• Hirayama, N., Horita, Y., Oshima, S., Kubono, K., Kokusen, H., and Honjo, T., 2001, “Selective extraction of gallium from aluminum and indium using tripod phenolic ligands.” Talanta, 53. pp. 857–862. doi: 10.1016/S0039-9140(00)00573-7.
   PubMed Web of Science ®Google Scholar
• Hoogerstraete, T. V., Onghena, B., and Binnemans, K., 2013, “Homogeneous liquid−liquid extraction of metal ions with a functionalized ionic liquid.” Journal Physical Chemical Letters, 4. pp. 1659−1663.
   PubMed Web of Science ®Google Scholar
• Imura, H., Oshiro, A., and Ohashi, K., 1998, “Synergistic extraction of gallium(iii) and indium(iii) with 2,4-pentanedione and 3,5-dichlorophenol on the basis of outer-sphere complexation.” Analysis Sciences, 14. pp. 1093–1098. doi: 10.2116/analsci.14.1093.
   Web of Science ®Google Scholar
• Inoue, K., Baba, Y., and Yoshizuka, K., 1988a, “Solvent extraction equilibria of gallium (Iii) with acidic organophosphorus compounds from aqueous nitrate media.” Solvent Extr. Ion Exch., 6. pp. 381–392. doi: 10.1080/07366298808917944.
   Web of Science ®Google Scholar
• Inoue, K., Baba, Y., and Yoshizuka, K., 1988b, “Equilibria in the solvent extraction of indium (III) from nitric acid with acidic organophosphorus compounds.” Hydrometallurgy, 19. pp. 393–399. doi: 10.1016/0304-386X(88)90044-8.
   Web of Science ®Google Scholar
• Inoue, K., Nishiura, M., Kawakita, H., Ohto, K., and Harada, H., 2008, “Recovery of indium from spent panel of liquid crystal display panels.” Kagaku Kogaku Ronbunshu, 34. pp. 282–286. doi: 10.1252/kakoronbunshu.34.282.
   Web of Science ®Google Scholar
• Iyer, J. N., and Dhadke, P. M., 2001, “Liquid-liquid extraction and separation of gallium (III), indium (III), and thallium (III) by cyanex-925.” Sep Sciences Technological, 36. pp. 2773–2784. doi: 10.1081/SS-100107225.
   Web of Science ®Google Scholar
• Jayachandran, J., and Dhadke, P., 1998, “Solvent extraction separation of gallium(III) with 2-ethylhexyl phosphonic acid mono 2-ethylhexyl ester (PC-88A).” Hydrometallurgy, 50. pp. 117–124. doi: 10.1016/S0304-386X(98)00040-1.
   Web of Science ®Google Scholar
• Kang, H. N., Lee, J. Y., and Kim, J. Y., 2011, “Recovery of indium from etching waste by solvent extraction and electrolytic refining.” Hydrometallurgy, 110. pp. 120–127. doi: 10.1016/j.hydromet.2011.09.009.
   Web of Science ®Google Scholar
• Karve, M. A., and Khopkar, S. M., 1992, “Solvent extraction separation of indium with quaternary Aliquat 336S from an ascorbate solution.” Analysis Sciences, 8. pp. 77–80. doi: 10.2116/analsci.8.77.
   Web of Science ®Google Scholar
• Kinoshita, T., Ishigaki, Y., Shibata, N., Yamaguchi, K., Akita, S., Kitagawa, S., Kondou, H., and Nii, S., 2011, “Selective recovery of gallium with continuous counter-current foam separation and its application to leaching solution of zinc refinery residues.” Sep Purification Technological, 78. pp. 181–188. doi: 10.1016/j.seppur.2011.01.044.
   Web of Science ®Google Scholar
• Kondo, K., Matsuoka, A., and Matsumoto, M., 2014, “Mutual separation of gallium, indium and zinc using silica gel modified by a surfactant micelle containing D2EHPA.” Solvent Extr Researcher Developments, 21. pp. 163–171. doi: 10.15261/serdj.21.163.
   Web of Science ®Google Scholar
• Kondo, K., Yamamoto, Y., and Matsumoto, M., 1997, “Separation of indium(III) and gallium(III) by a supported liquid membrane containing diisostearylphosphoric acid as a carrier.” Journal Memb Sciences, 137. pp. 9–15. doi: 10.1016/S0376-7388(97)00175-0.
   Web of Science ®Google Scholar
• Koshimoto, A., Oshima, T., Ohto, K., and Baba, Y., 2011, “Synthesis of phosphonic acid extractants and selective extraction of In(III) and Ga(III) from acidic media containing Zn(II).” Solvent Extr Researcher Developments, 18. pp. 137–147. doi: 10.15261/serdj.18.137.
   Web of Science ®Google Scholar
• Kuchekar, S. R., and Chavan, M. B., 1988, “Separation of gallium, indium and thallium by extraction with n-octylaniline in chloroform.” Talanta, 35. pp. 357–360. doi: 10.1016/0039-9140(88)80026-2.
   PubMed Web of Science ®Google Scholar
• Lee, M. S., Ahn, J. G., and Lee, E. C., 2002, “Solvent extraction separation of indium and gallium from sulphate solutions using D2EHPA.” Hydrometallurgy, 63. pp. 269–276. doi: 10.1016/S0304-386X(02)00004-X.
   Web of Science ®Google Scholar
• Li, X., Deng, Z., Li, C., Wei, C., Li, M., Fan, G., and Rong, H., 2015, “Direct solvent extraction of indium from a zinc residue reductive leach solution by D2EHPA.” Hydrometallurgy, 156. pp. 1–5. doi: 10.1016/j.hydromet.2015.05.003.
   Web of Science ®Google Scholar
• Liu, J. S., Chen, H., Chen, X. Y., Guo, Z. L., Hu, Y. C., Liu, C. P., and Sun, Y. Z., 2006a, “Extraction and separation of In(III), Ga(III) and Zn(II) from sulfate solution using extraction resin.” Hydrometallurgy, 82. pp. 137–143. doi: 10.1016/j.hydromet.2006.03.008.
   Web of Science ®Google Scholar
• Liu, J. S., Chen, H., Guo, Z. L., and Hu, Y. C., 2006b, “Selective separation of In(III), Ga(III), and Zn(II) from dilute solution using solvent-impregnated resin containing di(2-ethylhexyl) phosphoric acid.” Journal Applications Polym Sciences, 100. pp. 253–259. doi: 10.1002/(ISSN)1097-4628.
   Web of Science ®Google Scholar
• Lokanc, M., Eggert, R., and Redlinger, M., 2015, “The availability of indium: the present, medium term, and long term.” National Renew Energy Laboratory, pp. 1–90. Technical report. NREL/SR-6A20-62409.
   Google Scholar
• Lu, F., Xiao, T., Lin, J., Ning, Z., Long, Q., Xiao, L., Huang, F., Wang, W., Xiao, Q., Lan, X., and Chen, H., 2017, “Resources and extraction of gallium: a review.” Hydrometallurgy, 174. pp. 105–115. doi: 10.1016/j.hydromet.2017.10.010.
   Web of Science ®Google Scholar
• Luong, H. V. T., and Liu, J. C., 2014, “Flotation separation of gallium from aqueous solution – effects of chemical speciation and solubility.” Sep Purification Technological, 132. pp. 115–119. doi: 10.1016/j.seppur.2014.04.054.
   Web of Science ®Google Scholar
• Lupi, C., and Pilone, D., 2014, “In(III) hydrometallurgical recovery from secondary materials by solvent extraction.” Journal Environment Chemical Engineering, 2. pp. 100–104. doi: 10.1016/j.jece.2013.12.004.
   Google Scholar
• Ma, H., Lei, Y., Jia, Q., Liao, W., and Lin, L., 2011, “An extraction study of gallium, indium, and zinc with mixtures of sec-octylphenoxyacetic acid and primary amine N1923.” Sep Purification Technological, 80. pp. 351–355. doi: 10.1016/j.seppur.2011.05.018.
   Web of Science ®Google Scholar
• Mihaylov, I., and Distin, P. A., 1992, “Gallium solvent extraction in hydrometallurgy: an overview.” Hydrometallurgy, 28. pp. 13–27. doi: 10.1016/0304-386X(92)90062-5.
   Web of Science ®Google Scholar
• Mishra, B. Y., Rokade, M. D., and Dhadke, P., 2000, “Liquid-liquid extraction and separation of gallium(III) with cyanex 921.” Indian Journal Chemical, 39. pp. 1114–1116.
   Google Scholar
• Miura, R., Tokumaru, M., Oshima, T., and Baba, Y., 2017, “Selective extraction of indium (iii) and gallium (iii) with 2-ethylhexyl thioglycolate.” Solvent Extr Researcher Developments Japan, 24. pp. 123–130. doi: 10.15261/serdj.24.123.
   Web of Science ®Google Scholar
• Moskalyk, R. R., 2003, “Gallium: the backbone of the electronics industry.” Miner Engineering, 16. pp. 921–929. doi: 10.1016/j.mineng.2003.08.003.
   Web of Science ®Google Scholar
• Nakamura, T., Sakai, A., Nishihama, S., and Yoshizuka, K., 2009, “Solvent extraction of indium, gallium, and zinc ions with acidic organophosphates having bulky alkyl groups.” Solvent Extr. Ion Exch., 27. pp. 501–512. doi: 10.1080/07366290902967017.
   Web of Science ®Google Scholar
• Narita, H., Tanaka, M., Shiwaku, H., Okamoto, Y., Suzuki, S., Ikeda-Ohno, A., and Yaita, T., 2014, “Structural properties of the inner coordination sphere of indium chloride complexes in organic and aqueous solutions.” Dalt Transactions, 43. pp. 1630–1635. doi: 10.1039/C3DT52474D.
   PubMed Web of Science ®Google Scholar
• Nayak, S., and Devi, N., 2017, “Separation and recovery of gallium(III) ions from aqueous phase by liquid–liquid extraction using a novel extractant, cyphos IL 101.” Turkish Journal Chemical, 41. pp. 892–903. doi: 10.3906/kim-1612-37.
   Web of Science ®Google Scholar
• Nishihama, S., Hino, A., Hirai, T., and Komasawa, I., 1998, “Extraction and separation of Ga and In from aqueous chloride solution using several organophosphorous compounds as extractants.” Journal Chemical Engineering Japan, 38. pp. 1032–1039.
   Google Scholar
• Nishihama, S., Hirai, T., and Komasawa, I., 1999, “Separation and recovery of gallium and indium from simulated zinc refinery residue by liquid-liquid extraction.” Industrial Engineering Chemical Researcher, 38. pp. 1032–1039. doi: 10.1021/ie980510q.
   Web of Science ®Google Scholar
• Nusen, S., Chairuangsri, T., Zhu, Z., and Cheng, C. Y., 2016, “Recovery of indium and gallium from synthetic leach solution of zinc refinery residues using synergistic solvent extraction with LIX 63 and Versatic 10 acid.” Hydrometallurgy, 160. pp. 137–146. doi: 10.1016/j.hydromet.2016.01.007.
   Web of Science ®Google Scholar
• Paiva, A. P., 2001, “Recovery of indium from aqueous solutions by solvent extraction.” Sep Sciences Technological, 36. pp. 1395–1419. doi: 10.1081/SS-100103878.
   Web of Science ®Google Scholar
• Pawar, S. D., and Dhadke, P. M., 2003, “Extraction and separation studies of Ga (III), In (III) and Tl (III) using the neutral organophosphorous extractant, cyanex-923.” J.Serb.Chem.Soc, 68. pp. 581–591. doi: 10.2298/JSC0307581P.
   Web of Science ®Google Scholar
• Pradhan, D., Panda, S., and Sukla, L. B., 2018, “Recent advances in indium metallurgy: a review.” Miner Processing Extr Metall Reviews, 39. pp. 167–180. doi: 10.1080/08827508.2017.1399887.
   Web of Science ®Google Scholar
• Rongguo, C., Juan, G., Liwen, Y., Huy, D., and Liedtke, M., 2016, Supply and Demand of Lithium and Gallium, Bejing: Bundesanstalt für Geowissenschaften und Rohstoffe.
   Google Scholar
• Rudolph, W. W., Pye, C. C., and Irmer, G., 2002, “Study of gallium(III) nitrate hydrate and aqueous solutions: Raman spectroscopy and ab initio molecular orbital calculations of gallium(III) water clusters.” Journal Raman Spectroscopic, 33. pp. 177–190. doi: 10.1002/jrs.842.
   Web of Science ®Google Scholar
• Sasaki, Y., Matsuo, N., Oshima, T., and Baba, Y., 2016a, “Selective extraction of In(III), Ga(III) and Zn(II) using a novel extractant with phosphinic acid.” Chinese Journal Chemical Engineering, 24. pp. 232–236. doi: 10.1016/j.cjche.2015.06.001.
   Web of Science ®Google Scholar
• Sasaki, Y., Matsuo, N., Oshima, T., and Baba, Y., 2016b, “Synthesis of a carboxylic acid extractant containing an amino group and its selective extraction of In(III) and Ga(III).” Solvent Extr Researcher Developments Japan, 23. pp. 1–8. doi: 10.15261/serdj.23.1.
   Web of Science ®Google Scholar
• Sasaki, Y., Oshima, T., and Baba, Y., 2017, “Mutual separation of indium(III), gallium(III) and zinc(II) with alkylated aminophosphonic acids with different basicities of amine moiety.” Sep Purification Technological, 173. pp. 37–43. doi: 10.1016/j.seppur.2016.08.033.
   Web of Science ®Google Scholar
• Sato, T., and Sato, K., 1992, “Liquid-liquid extraction of indium (III) from aqueous acid solutions by acid organophosphorus compounds.” Hydrometallurgy, 30. pp. 367–383. doi: 10.1016/0304-386X(92)90094-G.
   Web of Science ®Google Scholar
• Shilmkar, T. N., Kolekar, S. S., Wadgaonkar, P. P., and Anuse, M. A., 2008, “Rapid extraction and separation of indium (III) with a high molecular weight amine.” Indian Journal Chemical Technological, 15. pp. 291–297.
   Web of Science ®Google Scholar
• Swain, B., Mishra, C., Kang, L., Park, K. S., Lee, C. G., and Hong, H. S., 2015, “Recycling process for recovery of gallium from GaN an e-waste of LED industry through ball milling, annealing and leaching.” Environmental Research, 138. pp. 401–408. doi: 10.1016/j.envres.2015.02.027.
   PubMed Web of Science ®Google Scholar
• Teramoto, M., Kariya, A., Yonehara, T., Tokunaga, M., Ohnishi, N., Matsuyama, H., and Miyake, Y., 1993, “Separation of gallium and indium by supported liquid membranes containing 2-bromodecanoic acid as carrier: design of supported liquid membrane module based on batch permeation experiments.” Hydrometallurgy, 33. pp. 1–15. doi: 10.1016/0304-386X(93)90002-U.
   Web of Science ®Google Scholar
• Torma, A. E., and Jiang, H., 1991, “Extraction processes for gallium and germanium.” Miner Processing Extr Metall Reviews, 7. pp. 158–235. doi: 10.1080/08827509108952673.
   Google Scholar
• Tsai, H. S., and Tsai, T. H., 2013, “Extraction equilibrium of gallium(III) from nitric acid solutions by di(2-ethylhexyl)phosphoric acid dissolved in kerosene.” Asian Journal Chemical, 25. pp. 1429–1433.
   Web of Science ®Google Scholar
• Vartak, S. V., and Shinde, V. M., 1998, “An extraction study of gallium, indium and thallium using TPASO as an extractant.” Talanta, 45. pp. 925–930. doi: 10.1016/S0039-9140(97)00197-5.
   PubMed Web of Science ®Google Scholar
• Virolainen, S., Ibana, D., and Paatero, E., 2011, “Recovery of indium from indium tin oxide by solvent extraction.” Hydrometallurgy, 107. pp. 56–61. doi: 10.1016/j.hydromet.2011.01.005.
   Web of Science ®Google Scholar
• Wang, Q., Tsunoda, K., Akaiwa, H., Sugiya, M., and Wanranabe, T., 1996, “Extractive separation of aluminum (III), gallium (III) and indium(III) using bis(1,1,3,3-tetramethylbutyl)phosphinic acid and its sulfur analogues.” Analysis Sciences, 12. pp. 931–934. doi: 10.2116/analsci.12.931.
   Web of Science ®Google Scholar
• Wang, X., Liu, F., Ye, H., and Zhang, X., 2010, “An extraction study of gallium and indium from chloride and sulphate media with sec-nonylphenoxy acetic acid in kerosene.” Iran Journal Chemical Chemical Engineering, 29. pp. 19–25.
   Google Scholar
• Wood, S. A., and Samson, I. M., 2006, “The aqueous geochemistry of gallium, germanium, indium and scandium.” Ore Geol. Rev., 28. pp. 57–102. doi: 10.1016/j.oregeorev.2003.06.002.
   Web of Science ®Google Scholar
• Yang, J., Ekberg, C., and Retegan, T., 2014, “Optimization of indium recovery and separation from LCD waste by solvent extraction with bis(2-ethylhexyl) phosphate (D2EHPA).” International Journal Chemical Engineering, 12. pp. 931–934.
   Google Scholar
• Zhang, F., Wei, C., Deng, Z., Li, X., Li, C., and Li, M., 2016, “Reductive leaching of indium-bearing zinc residue in sulfuric acid using sphalerite concentrate as reductant.” Hydrometallurgy, 161. pp. 102–106. doi: 10.1016/j.hydromet.2016.01.029.
   Web of Science ®Google Scholar
• Zhang, K., Wu, Y., Wang, W., Li, B., Zhang, Y., and Zuo, T., 2015, “Recycling indium from waste LCDs: a review.” Resources Conserv Recycl, 104. pp. 276–290. doi: 10.1016/j.resconrec.2015.07.015.
   Web of Science ®Google Scholar
• Zhang, X., Yin, G., and Hu, Z., 2003, “Extraction and separation of gallium, indium and thallium with several carboxylic acids from chloride media.” Talanta, 59. pp. 905–912.
   PubMed Web of Science ®Google Scholar
• Zhao, Z., Yang, Y., Xiao, Y., and Fan, Y., 2012, “Recovery of gallium from Bayer liquor: a review.” Hydrometallurgy, 125–126. pp. 115–124. doi: 10.1016/j.hydromet.2012.06.002.
   Web of Science ®Google Scholar