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FORMULASI PEMBUATAN BIOGREASE DENGAN BASE OIL EPOKSI RBDPO M Luqmanul Hakim; Erliza Hambali; Dwi Setyaningsih
Jurnal Teknologi Industri Pertanian Vol. 31 No. 3 (2021): Jurnal Teknologi Industri Pertanian
Publisher : Department of Agroindustrial Technology, Bogor Agricultural University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24961/j.tek.ind.pert.2021.31.3.364

Abstract

Biogrease is a semi-solid lubricant produced using vegetable oil. The biogrease consists of base oil andthickening agent. Base oil modification is done to change properties such as viscosity, adhesive properties to iron,etc. which have an impact on tribological properties. One of the modifications made is the epoxidation of the baseoil to increase the viscosity value. Epoxidation of the olein fraction /RBDPO (Refined Bleached Deodorized PalmOlein) was carried out by reacting olein with acetic acid and peroxide acid. This study aimed to find the best timein the synthesis of RBDPO epoxy base oil, to study the effect of variations in % thickener on the characteristics ofbiogrease, and the best characteristics of biogrease produced from RBDPO epoxy base oil. The epoxidation wascarried out with a ratio of RBDPO : acetic acid : peroxide acid of 1: 5: 2 at a temperature of 50°C, with variousexperimental times of 3 hours, 4 hours, and 5 hours. The epoxidation results calculated the oxirane number andiodine number with two replications, then analyzed ANOVA statistics and LSD test. Furthermore, the bestepoxidation results were formulated with a thickening agent with a ratio of 80:20 and 85:15 to produce biogrease.The statistical analysis showed that the best epoxidation time is 3 hours. Thickening agent affects the texture ofbiogrease. Biogrease with a ratio of base oil with a thickener of 80: 20 has a short fibrous texture (short fibril)with an NLGI value of 3, while biogrease with a ratio of 85: 15 has a brittle texture with an NLGI value of 00. Thebest biogrease produced in this study is biogrease with a ratio of 80:20 with an NLGI value of 3.Keywords: biogrease, palm oil, base oil, RBDPO, epoxidation
Sintesis Mono-Diasilgliserol Berbasis Gliserol dan Palm Fatty Acid Distillate Irma Rumondang; Dwi Setyaningsih; Atika Hermanda
Jurnal Kimia dan Kemasan Vol. 38 No. 1 April 2016
Publisher : Balai Besar Kimia dan Kemasan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24817/jkk.v38i1.1968

Abstract

Mono-diasilgliserol (M-DAG) adalah jenis emulsifier yang banyak digunakan dalam industri pangan maupun non- pangan. M-DAG dapat dihasilkan dari proses esterifikasi. Pada penelitian ini bahan baku yang digunakan yaitu gliserol hasil samping industri biodiesel dan palm fatty acid distillate (PFAD) hasil samping industri minyak goreng. Penelitian ini bertujuan menentukan suhu dan rasio molar antara gliserol dan PFAD yang terbaik dalam menghasilkan M-DAG. Variasi yang digunakan adalah variasi suhu sebesar 150°C dan 160°C serta variasi rasio molar gliserol : PFAD sebesar 1:2, 1:3 dan 1:4. Karakterisasi yang dilakukan meliputi uji warna, komposisi M-DAG dengan kromatografi lapis tipis, stabilitas emulsi, pH dan titik leleh. Hasil penelitian menunjukkan bahwa pada suhu 150°C menghasilkan rendemen sebesar 74%. Sedangkan pada suhu 160°C didapatkan nilai stabilitas emulsi mencapai 72% dengan kadar ALB 39%. Pada rasio molar 1:2 menghasilkan tingkat kecerahan M-DAG sebesar 82.57. 
Desalination Technique on Seaweeds Hydrolysate Eucheuma Cottonii for Bioethanol Production Jaini Fakhrudin; Dwi Setyaningsih; Mulyorini Rahayuningsih
International Journal of Engineering, Science and Information Technology Vol 1, No 4 (2021)
Publisher : Master Program of Information Technology, Universitas Malikussaleh, Aceh Utara, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (357.984 KB) | DOI: 10.52088/ijesty.v1i4.191

Abstract

The dissolved salts on Eucheuma cottonii hydrolysate interfere the growth of S. cerevisiae in the fermentation as it is considered as inhibitors. These salts are derived from biomass and formed from the chemicals used for hydrolysis processes such as H2SO4 and CaOH2. Ions and cations of the salts are potential as inhibitors such as Na+, Cl-, NH4+, SO42-. Osmotic pressure is raised due to the presence of salt. The efforts had been made to reduce salinity level through electrodialysis. The objective of this study was to eliminate dissolved salts in the hydrolysate in order to optimize the process of fermentation and increase ethanol yield. The results showed that the process of desalination by electrodialysis was able to reduce the salinity of 20% on the voltage of 5 V for 30 minutes; the voltage 9 V for 15 minutes; the voltage 12 V for 30 minutes. The lowest decline of SO42- occurred at treatment of 12 V for 45 minutes. The content of sulfate in the treatment decreased to 2.97 g/l or 46.22%. The more sulfate is reduced through the electrodialysis process, the better the fermentation process is carried out. Desalination treatment at a voltage of 5 V for 30 minutes had been the best treatment because it    produced the highest ethanol yield of 2.06%. All the voltage treatments and the length of time on the electrodialysis process had a significant influence on the levels of ethanol yield. The process of desalination by electrodialysis was able to reduce the levels of dissolved salts, then it had a significant effect on ethanol yield.
PENENTUAN KONDISI PROSES PRODUKSI SURFAKTAN MES UNTUK APLIKASI EOR PADA BATUAN KARBONAT Mira Rivai; Tun Tedja Irawadi; Ani Suryani; Dwi Setyaningsih
AGROINTEK Vol 5, No 1 (2011)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v5i1.1933

Abstract

Surfactant injection is one of the ways to lessen oil remains left in reservoir. This is done by injecting an active surface substance into reservoir until the tension of water-oil interface can be degraded. Reducing interfacial tension results in a reduced capillary pressure on pore stricture area of reservoir rocks until the oil caught in the pores can be pushed and produced.  In order to make this process function optimally, an appropriate surfactant that fits the condition and formation of water and reservoir is needed.  This study was conducted to get the best time of sulfonation process for producing MES surfactant with lower interfacial tension for EOR application at carbonate rock and to determine purification process of MES surfactant. Results showed that the best time of sulphonation to produce MES surfactant was from the third hour to the fourth hour.  The selected purification process was conducted without methanol addition.
ESTERIFIKASI CRUDE PALM OIL (CPO) MENGGUNAKAN KATALIS ZEOLIT ALAM TERAKTIFASI ASAM PADA PROSES PEMBUATAN BIODIESEL MELALUI METODE DUA TAHAP (ESTERIFIKASI-TRANSESTERIFIKASI) Rahmiyati Kasim; Dwi Setyaningsih; Hery Haerudin
AGROINTEK Vol 5, No 1 (2011)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v5i1.1938

Abstract

Biodiesel, a renewable fuel is normally produced from refine oil and methanol in the presence of a catalyst; conventionally it is used a basic homogeneous catalyst. However, when oil with high amount of free fatty acid (FFA) is used, this catalyst should not be used with the aim to avoid the production soap. In this work, FFA present in crude palm oil (CPO) were esterified with activated natural zeolite catalyst. The esterification reaction was carried out 60oC, with a  23.41 : 1 molar ratio of methanol to CPO, reaction time of 170 minute and catalyst amount of 1.59 %, conversion FFA of CPO was 64.23 %. In this work, biodiesel yield achieved was around 71.97 %.Biodiesel, a renewable fuel is normally produced from refine oil and methanol in the presence of a catalyst; conventionally it is used a basic homogeneous catalyst. However, when oil with high amount of free fatty acid (FFA) is used, this catalyst should not be used with the aim to avoid the production soap. In this work, FFA present in crude palm oil (CPO) were esterified with activated natural zeolite catalyst. The esterification reaction was carried out 60oC, with a  23.41 : 1 molar ratio of methanol to CPO, reaction time of 170 minute and catalyst amount of 1.59 %, conversion FFA of CPO was 64.23 %. In this work, biodiesel yield achieved was around 71.97 %.
PRODUKSI DAN ANALISIS KELAYAKAN FINANSIAL AGROINDUSTRI BIOETANOL BATANG SAGU DI KABUPATEN MIMIKA, PAPUA Tentri Yera Idqa Ridmaningrum; Meika Syahbana Rusli; Dwi Setyaningsih
AGROINTEK Vol 14, No 2 (2020)
Publisher : Agroindustrial Technology, University of Trunojoyo Madura

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21107/agrointek.v14i2.6253

Abstract

The utilization of sago as a product which have higher value have not used maximally yet. Sago (Metroxylon spp.) is one of original plant from Indonesia which could be used as raw material for bioethanol. The objectives of the study were to analyze production of bioethanol with the variation of yeast Saccharomyces cereviceae concentration added (7%, 12%, 17%), fermentation time were (5 days and 7 days) and analysis of the financial feasibility industry from sago palm. The methods of the study analyze the financial feasibility by NPV, IRR, Net B/C, PBP, and sensitivity analysis. The result showed that fermentatiom time 7 days and yeast consentration 12% is the optimum tretments producted bioethanol from sago which result consentration 3,05% (v/v). The financial feasibility are Net Present Value is positive amounted Rp. 125 859 652 242, Internal Rate of Return of 17%, Net B/C ratio by 1,53, Payback Period for 6 years, and Sensitivity analysis showed that the 12% increase in raw material and 8% decrease in selling price, effect on the viability of the project. From the above considerations investment criteria, indicates that the business of bioethanol based on sago is feasible to run.
Pemanfaatan Minyak Atsiri sebagai Bioaditif Penghemat Bahan Bakar Biosolar Dwi Setyaningsih; Muhammad Nuur Faiziin; Neli Muna
INDONESIAN JOURNAL OF ESSENTIAL OIL Vol 3, No 1 (2018)
Publisher : Institut Atsiri Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (580.277 KB)

Abstract

Oksigen digunakan sebagai penyempurna reaksi pembakaran dalam mesin. Reaksi pembakaran yang sempurna dapat menghemat konsumsi bahan bakar. Umumnya, oksigen berasal dari udara yang masuk kedalam sistem pembakaran. Minyak atsiri merupakan senyawa hidrokarbon oksigenat yang kaya akan oksigen. Tujuan penelitian ini adalah mendapatkan komposisi dan konsentrasi terbaik dari penambahan bioaditif ke dalam solar yang mampu menurunkan konsumsi spesifik bahan bakar biosolar. Penelitian ini meliputi pencampuran bahan bioaditif yang terdiri dari eugenol-sitronellal, eugenol-minyak sereh wangi, dan sitronellal-minyak daun cengkeh dengan komposisi formulasi 1:1 dan dicampurkan ke dalam bahan bakar dengan konsentrasi pencampuran 0.1%, 0.5 %, dan 1.0 % serta dilakukan pengujian karakteristik bahan bakar yang meliputi densitas, viskositas, dan nilai kalor serta pengujian performa mesin. Formulasi yang menunjukkan adanya penghematan konsumsi bahan bakar pada putaran daya maksimal adalah formulasi eugenol-sitronellal 0.1 % , 0.5 %, dan 1.0%,  Eugenol-minyak sereh wangi 0.1 % dan 0.5 %, Sitronellal-daun cengkeh 0.1 % dan 1%. Formulasi terbaik untuk menurunkan laju konsumsi spesifik bahan bakar adalah Eugenol-sereh wangi dengan konsentrasi 0.1 % yang dapat menurunkan laju konsumsi spesifik sebesar 7.55%
Optimasi Kondisi Isomerisasi Eugenol Dari Minyak Daun Cengkeh Menggunakan Metode Permukaan Respon Edy Mulyono; Ani Suryani; Djumali Mangunwidjaja; Dwi Setyaningsih
Jurnal Penelitian Pascapanen Pertanian Vol 7, No 2 (2010): Jurnal Penelitian Pascapanen Pertanian
Publisher : Balai Besar Penelitian dan Pengembangan Pascapanen Pertanian

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21082/jpasca.v7n2.2010.86-93

Abstract

Eugenol merupakan komponen utama minyak cengkeh yang kandungannya dapat mencapai 70-95 % tergantung dari bahan baku yang digunakan (bunga, tangkai, dan daun), Dengan kandungan eugenol yang tinggi, minyak cengkeh merupakan sumber bahan baku isoeugenol yang potensial. Tujuan dari penelitian ini adalah untuk mengetahui kondisi proses optimum proses isomerisasi eugenol dari minyak daun cengkeh. Metode yang digunakan dalam penelitian ini adalah rancangan percobaan dan analisis deskriptif. Hasil analisis ragam pada tahap isomerisasi isoeugenol rnenunjukkan konsentrasi katalis rhodium trichloride trihydrate dengan waktu pemanasan berpengaruh nyata terhadap kadar produk (isoeugenol, cis-isoeugenol dan trans-isoeugenol) dan jumlah bahan yang menguap, Hasil optimasi dengan menggunakan response surface method menunjukkan taraf faktor perlakuan berupa 1.) konsentrasi katalis 0,16% dan 2,) waktu pemanasan selama 10 menit merupakan perlakuan yang memberikan respon yang optimal dengan nilai desirability (D) 0,691, Kombinasi perlakuan ini memberikan nilai respon pada kadar isoeugenol 86,25%, kadar cis-isoeugenol 18,73%, kadar trans-isoeugenol 67,54% dan jumlah bahan menguap 12,28%, Hasil analisis spektroskopi FTIR dan HNMR menunjukkan pita serapan adalah identik antara isoeugenol hasil isomerisasi dengan standar. Hasil analisis FTIR dari sampel isoeugenol menunjukkan pita serapan gugus OH pada angka gelombang 3498,87 cm-1 std. 3496,94 cm-1), pita serapan di angka gelombang 2846,93 cm-1 (std. 2846,93 cm-1) menunjukkan adanya gugus OCH3 gugus C-C aril (cincin aromatis) pada angka gelombang 1598,99 cm-1 (std. 1598,99 cm-1) dan gugus CH, pada angka gelombang 2935,66 cm-1 (std, 2935,66 cm-1). Sedangkan hasil analisis dengan HNMR menunjukkan posisi pergeseran kimia (a) gugus metil (-CH3) sebagai identitas senyawa isoeugenol, yaitu sebesar 1,812 ppm (std. 1,814 ppm) berbentuk doublet untuk 3H dari -CH3. Hasil identifikasi juga menunjukkan bahwa senyawa isoeugenol yang diperoleh lebih dorninan dalam bentuk trans isoeugenol. Spektrum FTIR menunjukkan bahwa pita serapan trans-isoeugenol (= CH) yang berlokasi di angka gelombang 962,4 cm-1 sedangkan cis-isoeugenol terletak di angka gelombang 792,7 cm-1. Sedangkan hasil spektrum HNMR untuk puncak H pada pergeseran kimia a=6,1 dan 3=5,95 ppm, Optimization of Eugenol Extraction from Clove Leaf Using Response Surface MethodologyEugenol is the main component of clove oil. Its content can reach 70-95% depending on the raw materials (flower, stem, and leaves) used for distillation, With a such high content of eugenol, clove oil is a potential source for synthesis of isoeugenol through isomerization process" The purpose of this study was to determine the optimum process condition of eugenol isomerization process, The method used in this research is the experimental design and descriptive analysis, Results of analysis of variance showed that the concentration of catalyst rhodium trichloride trihydrate and beating time significantly affected the content of product (isoeugenol, cis-isoeugenol, trans-isoeugenol) and the amount of material evaporated, The result of optimization by using response surface method showed that level of treatment factors i.e. I) Catalyst concentration of 0,16%, and 2) Heating time for [0 minutes, were treatments that provides the most optimal response to the desirability value (D) 0,691. These level of treatment factors gave the response value at isoeugenol content of 86.25%, cis-isoeugenol content of 18.73%, trans-isoeugenol content of 67,54%, and the amount of evaporated material 12,28%, The FTIR spectroscopic and HNMR, analysis showed characteristic absorption bands are identical between the isomerization and isoeugenol standards, The result of FTIR analysis of isoeugenol samples showed absorption band of OH group at 3498,87 cm-1 (std. 3496,94 cm-1), absorption band at 2846,93 cm-1 (std. 2846.93 cm-1) which indicates the group OCH 3 C-C aryl group (aromatic ring) at 1598,99 cm-1 (std. 1598,99 cm-1) and CH3 group at 2935,66 cm-1 (std. 2935,66 cm-1) 'While the results of the analysis with HNMR indicate the position of chemical shift (3) of methyl group (-CH 3) as the identity of isoeugenol compound which is 1,812 ppm (std. 1,814 ppm) in the form of doublets for the 3H from -CH 3, The identification results also showed that the isoeugenol obtained was more dominant in the form of trans isoeugenol. FTIR spectra showed that the absorption band of trans-isoeugenol (=CH) was located at 962.4 cm-1 where as the cis-isoeugenol was located at 792,7 cm-1, While the results of HNMR spectrum for peak of H was located at ppm 3=6.1. and a=5,95,
Pengaruh Pengeringan Absorpsi dan Microwave Oven Terhadap Kadar Vanilin Pada Proses Curing Vanili Termodifikasi Dwi Setyaningsih; Rizal Syarief; Farida Anggraini
Buletin Teknologi Pasca Panen Vol 5, No 1 (2009): Buletin Teknologi Pascapanen Pertanian
Publisher : Buletin Teknologi Pasca Panen

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Kandungan vanilin pada vanili curing dari Indonesia lebih rendah dibanding potensi sesungguhnya. Usaha untuk meningkatkan kualitas dapat dilakukan dengan memodifikasi proses curing. Pada penelitian ini, modifikasi dilakukan dengan meningkatkan absorpsi aktivator enzim ?-glukosidase yaitu butanol 0,1 M and sistein 3 mM menggunakan infiltrasi vakum dan tekanan tinggi dan memodifikasi proses pengeringan vanili menggunakan pengeringan absorpsi dan microwave. Teknik infiltrasi vakum tekanan 5 kPa selama 10 menit menghasilkan aktivitas enzim dan kadar vanilin lebih tinggi dibanding tekanan vakum 50 kPa, tekanan normal, tekanan tinggi 100 dan 150 kPa di atas normal. Pengeringan absorpsi tidak dapat menstabilkan kadar vanilin yang diperoleh selama lima hari pertama pengeringan (1,0% bk). Kadar vanilin yang diperoleh dari pengeringan absorpsi adalah 0,82% bk. Pengeringan dengan oven microwave juga tidak dapat menstabilkan kadar vanilin yang diperoleh dari lima hari pertama pengeringan. Kadar vanilin yang diperoleh adalah 0,49% (bk). Pengeringan menggunakan oven suhu 60oC selama 3 jam per hari meningkatkan kadar vanilin menjadi 1,40% (bk). Nilai ini lebih tinggi dibanding yang diperoleh dari metode standar (Balitro II). Dari hasil penelitian ini dapat dinyatakan bahwa curing vanili dengan pengeringan absorpsi dan microwave tidak tepat untuk diaplikasikan.
STUDI AWAL PENGARUH METODE EKSTRAKSI TERHADAP RENDEMEN DAN KADAR ASIATICOSIDE DARI CENTELLA ASIATICA (L) URB Dewi Sondari; Tun Tedja Irawadi; Dwi Setyaningsih; Silvester Tursiloadi
Jurnal Sains Materi Indonesia Vol 17, No 3: APRIL 2016
Publisher : Center for Science & Technology of Advanced Materials - National Nuclear Energy Agency

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (224.213 KB) | DOI: 10.17146/jsmi.2016.17.3.4193

Abstract

STUDI AWAL PENGARUH METODE EKSTRAKSI TERHADAP RENDEMEN DAN KADAR ASIATICOSIDE DARI CENTELLA ASIATICA (L) URB. Proses ekstraksi Centella asiatica (L) Urb dengan metode maserasi, sonikasi, sokletasi dan CO2 superkritik telah dilakukan. Pengaruh proses ekstraksi terhadap rendemen dan kadar asiaticoside dari Centella asiatica (L) Urb (pegagan) telah dipelajari. Hasil dari perhitungan rendemen asiaticoside terlihat bahwa kandungan asiaticoside (% berat) dari proses ekstraksimaserasi, sonikasi, sokletasi dan CO2 superkritik berturut-turut sebagai berikut: 6,723%; 0,187%; 3.648%dan 9,24%. Rendemen asiaticoside paling tinggi diperoleh dari teknologi ekstraksi CO2 superkritik, karena teknologi ini dilakukan pada tekanan dan suhu tertentu sehingga kualitas hasil ekstraksi ditentukan oleh seberapa kritis penggunaan tekanan dan suhunya. Karena pada kondisi ini, selain mengubah densitas CO2, juga berpengaruh terhadap kelarutan dan selektivitas dari zat yang akan terekstrak. Semakin tinggi tekanan dan kelarutan, total hasil ekstraksi akan semakin tinggi. Untukmengetahui adanya senyawa asiaticoside dalam Centella asiatica (L) Urb (pegagan) digunakan analisis HPLC. Dari hasil analisis kromatogram bahwa ada dua puncak yang terdeteksi, dan secara kualitatif senyawa asiaticoside yang diperoleh denganmenggunakan ekstraksi CO2 superkritik lebih tinggi kadarnya dibanding metode ekstraksi lainnya, karena teknologi proses ekstraksi CO2 superkritik memanfaatkan kekuatan pelarut dan sifat fisik dari komponenmurni atau campuran, sehinggamudahmelakukan penetrasi ke dalam dinding material yang di ekstrak dan melarutkan komponen senyawa aktif secara selektif dengan kualitas produk tinggi dan tidakmengandung residu pelarut sehingga lebih murni.
Co-Authors . Sugiyono Ade Kurniawan Agustiyana, Rosela Ahmad Riyadi Andini, Rina Widia Anggi Firdaus Agumsah Ani Suryani Ani Suryani Annisa Putri Anton Apriyantono Arief Riyanto Arum Nur Fitrah Atika Hermanda Bagus Ardi Saputro Bertoka Fajar SP Negara Chilwan Pandji Darmono Taniwiryono Dayu Dian Perwatasari Desi Musdaniaty Dewi Sondari Dina Prasetyowati Djumali Mangunwidjaja ediyansyah Edy Mulyono Egi Agustian Eka Rihan K, Eka Erliza Hambali FARAH FAHMA Farida Anggraini Firdausi, Stabita Fitriana Roselly Fitriani Kasim Harahap , Nur Layla Syafrina Harto Nuroso Hasmani Hayuni, Okta Ros Hermanda, Atika Hery Haerudin Hery Haerudin Hery Haerudin I Komang Gede Wiryawan I Wayan Arnata Ika Mariska Intan Purnamasari Irma Rumondang Jaini Fakhrudin Jihan Suraya Jonaldy Tanjung, Boma Juliejantiningsih , Yovitha Kartika Kartika Kartika Okta Purnama Khaidir Khaidir Khaidir Khaidir, Khaidir Khanifah, Rizka Nur Khaswar Syamsu Komang G. Wiryawan Lawang, Andi Tenri Liesbetini Haditjaroko M Luqmanul Hakim Maggy T Soehartono Maulidayanti, Esti Mega Meika S Rusli Meika Syahbana Rusli Melawati . Mira Rivai Mira Rival Mira Sofyaningsih Mufidah, Ratna Muhammad Nuur Faiziin Muhammad Syukur Sarfat Mujizat Kawaroe Kawaroe Mulyono Mulyono Mulyorini Rahayuningsih Nastiti Siswi Indrasti Neli Muna Neli Muna Nelwan, Leopold Oscar Nevianti, Devi Rizka Ayu Ngasbun Egar Nur Hidayati Nur Richana Nurmalia Muliati Ovi Yulianti Nurmilah Perwira, Wanda Gema Pratama, Riski Danan Putri, Chika Juliana Rahmiyati Kasim Reni Rahmalia Rienoviar Rienoviar Rizal Syarief Robbani, Muhammad Haqqiyuddin Rumondang, Irma Sapta Raharja Silvester Tursiloadi Siska Desri Wirahmi, Busman, Edrizal, Siti Rahmi Nuabdi Sitti Wajizah Sitti Wajizah Sri Windarwati Sriyanto Sriyanto Sudirman Sudirman Sudirman Sudirman Sugiyono . Suryati, Adelina Syafira Salsabila Syahbana, Meika Tentri Yera Idqa Ridmaningrum Titi Candra Sunarti Tun Tedja Irawadi Tun Tedja Irawadi Vitta Rizky Permatasari Vusvitha, Vastha Wasmen Manalu Wiharja Wiharja Yuana Susmiati Yuliani, Manis Zulhamdan