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Journal : agriTECH

Penerapan Pulsed Electric Field pada Pasteurisasi Sari Buah Apel Varietas Ana: Kajian Karakteristik Nilai Gizi, Sifat Fisik, Sifat Kimiawi dan Mikrobia Total La Choviya Hawa; Ratna Ika Putri
agriTECH Vol 31, No 4 (2011)
Publisher : Faculty of Agricultural Technology, Universitas Gadjah Mada, Yogyakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (256.768 KB) | DOI: 10.22146/agritech.9643

Abstract

Apple juice, extracted from apple of ana cultivar , was pasteurized using a pulsed electric field (PEF) method. The aimof this research was to analyze the changes on nutritional, physical and chemical properties and total microbes from apple juice after pasteurization. The research was conducted from July until Oktober 2009 located in Malang. The PEF treatment was carried out using treatment time variation for 10, 20, 30, 40, 50 and 60 seconds. Several parameters of vitamin A and C, water content, density, pH, total soluable solid and total microbes were observed. The results showed that PEF treatment did not significantly change nutritional, physical and chemical properties and total microbes after pasteurization with PEF in compared with no treatment pasteurization. The highest degradation was found in treatment time for 60 seconds, i.e. 93.53 %.ABSTRAKSari buah apel, yang diekstrak dari apel varietas ana, dipasteurisasi dengan metode pulsed electric field (PEF). Tujuanpenelitian ini adalah untuk mengetahui perubahan karakteristik nilai gizi, sifat fisik, kimiawi dan total mikrobia sari buah apel sesudah dipasteurisasi. Penelitian dilaksanakan bulan Juli sampai dengan Oktober 2009 di Malang. Penelitian ini menggunakan variasi waktu pengolahan 10, 20, 30, 40, 50 dan 60 detik. Parameter pengamatan yaitu vitamin A dan C, kadar air, berat jenis, pH, total padatan terlarut dan total mikrobia. Hasil penelitian menunjukkan bahwa nilai gizi, sifat fisik dan kimiawi dari sari apel  tidak mengalami perubahan signifikan dibandingkan sari apel tanpa perlakuan PEF. Penurunan total mikrobia terbesar pada waktu perlakuan 60 detik dengan efektivitas pembunuhan sebesar 93,53%.
Co-Authors Addieny Sugesti Affifah, Firdiani Nur Aini Nurrachmani Bahari Amalia, Isdyana Fitri Amirada Nur Laily Anang Lastrianto Anang Lastriyanto Anggi Akhmad Ervantri Angky Wahyu Putranto Ari Musthofa Ahmad Ary Mustofa Ahmad Azizun Maslachatul Mawla Bagus Imam Bintoro Bambang Dwi Argo Bambang Susilo Devi Farah Azizah Dewi Masyithoh Dewi Maya Maharani Diah Meilany Dina Wahyu Indriani Dina Wahyu Indriani Dyah Ayu Arum Ambarwati Elfira Puspita Sari Elok Zubaidah Emmanuelita Siburian Erwan Erwan Fauz Navilatusyahara, Rona Niswaturojwa Firli Fibbianti Firman Jaya Habibah, Hanna Fauziah Hajar, Kania Syafi’atul Hanna Fauziah Habibah Heder Djamaludin Helmi, Raditya Inggar Rayi Agatha Izza, Ni’matul Izzati, Syifa Rahadian Jati Batoro Kamila, Jasmine Salma Keenan Abdurachman Putra Khoiril Anam, Khoiril Lailani Irsyada, Siti Armilda Laily, Amirada Nur Laksono Trisnantoro Lamerkabel, J. S. A. Langgeng Setyono, Langgeng Laras Putri Wigati Larasati, Indri Asiani M. Yusuf Makhfudhi Meilany, Diah Mochamad Bagus Hermanto Mochamad Junus Musthofa Lutfi Natalia Eka Jayasari Naura Lulu Farhanrika Nur Ida Winni Yosika Nur Komar Nur Komar Nurwindi, Linda Luvi Raditya Helmi Ratna Ika Putri Rhomadhona, Widya Riana, Eki Ridwan Efendi Rifki Hidayat, Mohamad Rika Prastiwi Rini Yulianingsih Rizki Damaiyanti, Dewi Ratih Saepul Bahri Sandra Sandra Sasongko Aji Wibowo Sasongko Aji Wibowo Sasongko Aji Wibowo Sawali, Rizka Khairunnisa Shinta Rosalia Dewi, Shinta Rosalia Siswidiyanto Siswidiyanto Siti Asmaniyah Mardiyani Siti Asmaul Mustaniroh Siti masithah Fiqtinovri Subiantoro Bangun Sumardi H. S. Sumardi Hadi Sumarlan Sumardi Hadi Sumarlan Sumardi Hadi Sumarlan Sumardi HS Syamsiana, Ika Noer Tanti Nirwana Tambunan Taufiq . Teuku Augibran Givari Tian Nur Ma’rifat Turofiq, I’anna Umroh Qothrun Nada Utami Yolanda BR Ginting Vincentia Veni Vera Wahyu Puji Setiawan Wahyunanto Agung Nugroho Widya Rhomadhona Wigati, Laras Putri Wirayanti, Dani Yudha Al Maarif Yusron Sugiarto Yusuf Hendrawan Yusuf Wibisono Zamzam, Muhamad Adam