Journal
KAJIAN ADSORPSI LINEAR ALKILBENZENA SULFONAT (LAS) MENGGUNAKAN MAGNETIT
Indonesian Journal of Chemical Science · Vol. 5 No. 1 (2016)
- ISSN
- 2502-6844, 2252-6951
- Published
- 2016-05-01
- Publisher
- Universitas Negeri Semarang
- Language
- eng
Abstract
Tujuan penelitian ini adalah mempelajari sintesis magnetit dengan metode kopresipitasi, mengetahui keadaan optimum penyerapan LAS, mempelajari kinetika dan isoterm adsorpsi. Metode kopresipitasi dilakukan dengan mencampurkan larutan FeCl2dan FeCl3dan di titrasi menggunakan NH4OH. Magnetit dikarakterisasi dengan FTIR, XRD, BET, dan uji kemagnetan. Proses adsorpsi dilakukan dengan variasi pH, waktu kontak dan konsentrasi. Analisis LAS menggunakan metode MBAS. Hasil karakterisasi FTIR menunjukkan, pada bilangan gelombang 586,36 cm-1 dan 401,19 cm-1 terdapat pita serapan utama Fe-O magnetit. Difraktogram XRD menunjukkan semua sisi puncak magnetit hasil sintesis konsisten dengan data standar untuk Fe3O4 (file JCPDS No. 85-1436) dengan ukuran inti rata-rata partikel sebesar 19,34 nm, memiliki luas permukaan 56,97 m2/g, volume pori total 0,3076 cm3/g, dan rerata jari-jari pori 10,79 nm. Magnetit hasil sintesis dapat ditarik magnet permanen. Berdasarkan penelitian diperoleh keadaan optimum pada pH 6,07, waktu kontak 60 menit dan konsentrasi 2,44x10-06 mol/L. Kinetika adsorpsi mengikuti kinetika pseudo orde dua Ho dan isoterm adsorpsi mengikuti isoterm Langmuir.
Collaboration network of the authors
40 authors · 236 co-authorship links · 16 across different organisations · showing the 40 most connected
Hover or tap a name to highlight its co-authors. Double-click to open the author's page.
- State University of Semarang
- Universitas Airlangga
- Walisongo State Islamic University
- Telkom University
- National University of Malaysia
- Universiti Teknologi MARA
- Affiliation unknown
- Different organisations
- Same organisation
- Affiliation unknown
- Thicker line = more joint articles · bigger circle = more articles
Show as table
| Co-author | Organisation | Joint articles |
|---|---|---|
| Sri Haryani | Affiliation unknown | 12 |
| Sigit Priatmoko | State University of Semarang | 8 |
| Ella Kusumastuti | Affiliation unknown | 8 |
| Jumaeri Jumaeri | Affiliation unknown | 8 |
| Nanik Wijayati | State University of Semarang | 7 |
| Sri Wardani | State University of Semarang | 6 |
| Kasmui Kasmui | State University of Semarang | 6 |
| Agung Tri Prasetya | State University of Semarang | 6 |
| Sri Nurhayati | State University of Semarang | 5 |
| Kasmadi Imam Supardi | State University of Semarang | 5 |
| Sri Susilogati Sumarti | State University of Semarang | 5 |
| Murbangun Nuswowati | State University of Semarang | 4 |
| Eko Budi Susatyo | Affiliation unknown | 4 |
| Harjito Harjito | Affiliation unknown | 4 |
| Supartono Supartono | Affiliation unknown | 4 |
| Kartono Kartono | Universitas Airlangga | 4 |
| Woro Sumarni | State University of Semarang | 4 |
| Edy Cahyono | State University of Semarang | 4 |
| Supriyadi Supriyadi | Affiliation unknown | 3 |
| Ani Rusilowati | State University of Semarang | 3 |
| Apriliana Drastisianti | Walisongo State Islamic University | 2 |
| Yosephine Debbie Damayanti | Affiliation unknown | 2 |
| Sudarmin Sudarmin | Affiliation unknown | 2 |
| Harjono Harjono | Affiliation unknown | 2 |
| Cepi Kurniawan | State University of Semarang | 2 |
| Achmad Binadja | Affiliation unknown | 2 |
| Azza Khisnu Addiani | Affiliation unknown | 2 |
| Sri Susilogati Sumarti | Affiliation unknown | 2 |
| Widi Astuti | Telkom University | 2 |
| Subiyanto Hadisaputro | Affiliation unknown | 2 |
| Nuni Widiarti | State University of Semarang | 2 |
| Sharipah Ruzaina Syed Aris | Universiti Teknologi MARA | 1 |
| Isnaini Putri Salimnah | State University of Semarang | 1 |
| Harjono | State University of Semarang | 1 |
| Lilia Ellany Mohtar | National University of Malaysia | 1 |
| L. Lastri | State University of Semarang | 1 |
| E. Kusumo | State University of Semarang | 1 |
Affiliations come from OpenAlex; journal OAI-PMH metadata carries none. Authors without an OpenAlex ID are matched by name, which can merge or split people.