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Ekstraksi ion nikel (ii) hasil heap leaching asam sulfat dari mineral laterit menggunakan asam fitat dan salisilaldoksim = Nickel (ii) ion extraction from results of sulfuric acid heap leaching from laterite mineral using phytic acid and salicylaldoxime

Fajar Prihatno; Agustino Zulys, supervisor; Sri Listyarini, supervisor; Sihombing, Riwandi, examiner; Widyastuti, examiner (Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2016)

 Abstract

Laterit mengandung klorit, piroksen, talc, kuarsa, olivin dan amfibol. Laterit memiliki kadar Ni2 . Dalam penelitian ini dilakukan ekstraksi ion Ni2 dari laterit menggunakan heap leaching asam sulfat. Setelah dilakukan heap leaching 25 gram laterit menggunakan 500 mL variasi asam sulfat, didapatkan konsentrasi asam sulfat optimum Hasil heap leaching berwarna hijau kekuningan karena adanya [Fe H2O 6]3 dan [Ni H2O 6]2 . Kadar Fe3 dipisahkan dengan penambahan asam fitat. Kemudian dilakukan ekstraksi cair-cair dengan penambahan salisilaldoksim.

Laterite containing chlorite, pyroxene, talc, quartz, olivine and amphibole. Laterite content Ni2 . In this research, Ni2 extraction of laterite heap leaching using sulfuric acid. After 25 grams of laterite heap leaching using variation of 500 mL sulfuric acid, obtained optimum sulfuric acid concentration. Results heap leaching has yellowish green color because solution contain Fe H2O 6 3 and Ni H2O 6 2 . Number of Fe3 separated by addition of phytic acid. Then did liquid liquid extraction by salicylaldoxime addition.

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 Metadata

Collection Type : UI - Skripsi Membership
Call Number : S66680
Main entry-Personal name :
Additional entry-Personal name :
Study Program :
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Publishing : Depok: Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2016
Cataloguing Source LibUI ind rda
Content Type text
Media Type unmediated ; computer
Carrier Type volume ; online resource
Physical Description xvi, 44 pages : illustration ; 30 cm + appendix
Concise Text
Holding Institution Universitas Indonesia
Location Perpustakaan UI, Lantai 3
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Call Number Barcode Number Availability
S66680 14-18-336648944 TERSEDIA
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No review available for this collection: 20445461
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