Claim Missing Document
Check
Articles

Found 1 Documents
Search
Journal : Jurnal Kimia (Journal of Chemistry)

ISOLASI GELATIN DARI KULIT KAKI AYAM BROILER DAN KARAKTERISASI GUGUS FUNGSINYA DENGAN SPEKTROFOTOMETRI FTIR N. M. Puspawati; I N. Simpen; I N. Sumerta Miwada
Jurnal Kimia (Journal of Chemistry) Vol. 6, No. 1 Januari 2012
Publisher : Program Studi Kimia, FMIPA, Universitas Udayana (Program of Study in Chemistry, Faculty of Mathematics and Natural Sciences, Udayana University), Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (216.797 KB)

Abstract

Gelatin is a biopolymer that can be obtained from partially hydrolysis of collagen present in skin, bone, and connective tissues of animals. The aim of the present work is to isolate and characterize gelatin obtained from chicken feet Broiler’s skin after curing with acid and base. Isolation of gelatin from skin of chicken feet Broiler was performed by water-bath extraction through type A (acid) and type B (base) processes. CH3COOH 1.5% (GA) was used for acid-curing, and NaOH 2.0% (GB) for base-curing processes with 2 days soaking time. Gelatin prepared from acid-curing (GA) gave yield 8.47%, protein content 82.59%, and 23.50%. While gelatin from alkali process (GB) gave yield 7.37%, protein content 79.75% %, and fat content 15.76%. FTIR spectra of GA and GB were very similar. Both GA and GB exhibited peaks at wavelength number for region of amide A, amide I, II, and III which a characteristic for gelatin functional groups. GB exhibited peaks at 1242 cm-1 with low intensity in the amide III region while GA did not. This result is associated with the loss of triple helix or denaturation of collagen to gelatin. Based on FTIR results it can be concluded that GA and GB obtained were true gelatins, although GA gave a better result.
Co-Authors A. A. A. Adinda Savitrie Suamba A. W. Puger A.A Oka A.A. Oka Agus Susilo Ardina Ratna Pramesti Ariana I N T, Ariana ARIANA, I N.T. Ariana, I. N. T. Ariani N. L. S. N. Arsa Arsa Astika I W. H. Aulanni'am - Ayu Pratiwi, Ayu Ayunita N. M. E. B. R. T. PUTRI Baiq Rani Dewi Wulandani Bairosi B. BERAHUN M.L. Budi Rahayu Tanama Putri Bulkaini (Bulkaini) D. A. WARMADEWI D. C., Raharjo Darmawan IM.W Dewa Putu Indra Pranata Dewi N.K.S Dorothy Y. N. S. Fathurrohman M. A. Febrianti E. Ginting D. B. A. Gusti Ayu Mayani Kristina Dewi H., Sulfiyarma Haniyah Y. S. Heri Purnomo Hermawati N. Md. N. I G. A. D. A., Astawa I G., Wyasaputra I G.L. Oka I Gede Suarta I Gusti Nyoman Gde Bidura I K. SUKADA I K. SUKADA I K. Sukada I Ketut Mangku Budiasa I Ketut Sukada I Ketut Sumadi I Komang Budaarsa I M. J., Hermawan I M. Mudita I M. Mudita I Made Abra Rahastra I Made Sugitha I N TIRTA ARIANA I N. Suparta I N. T. ARIANA I N. T. Ariana I N.S. Sutarpa, I N.S. I Nengah Simpen I NYOMAN SUTARPA SUTAMA I P.G. K., Wirakusuma I P.M. A., Sugiastini I W. SUKANATA I. G. Suka I. N. Simpen, I. N. I. N. Tirta A., I. N. I.G Suka I.G.A.N.C. Wiguna I.M. Wirawan I.M.J. Hermawan I.P.R.Y. Pradana I.W.P.Widnyana Ida Ayu Okarini Ida Bagus Made Suryatika IK. Sukada, IK. IM.S. Negara IN. Simpen Inggriati N. W. T. INS Sutama, INS Ioga A. IP Tegik, IP Juni Sumarmono Jurnal Pepadu K. B., GINTING K. S, AMALIA K.A. Wiyana K.T.D. Deliana Ketut Warsa Parimartha Komaruddin M L. Doloksaribu L., JUITA Laksono A. M. S. Liana Dewi Liliek Eka Radiati Lindawati S. A. Lizayanti N.P Luh Putu Wrasiati M. HARTAWAN, M. M. Suasta M.H., ARISANDHI Made Ananta Wirya Maharani N K.D. MAKSUM M. M. H. Martini Hartawan MARTINI HARTAWAN Marwansyah A. J. Mikariana N. N. N. Mulfindarochma E. MUTTAQIN H. N. L. P, Sriyani N. L. P. Sriyani, N. L. P. N. P. Y. MELATI N. Suarsana N. W. SITI N.L.G. Sumardani N.L.G. Sumardani N.W.E. Setyawati NAJU F. M. D. Ni Luh Ayu Kornita Pratiwi Ni Luh Gede Sumardani Ni Luh Nyoman Kebayantini Ni Luh Putu Sriyani Ni Made Puspawati NI MADE WIASTI Ni Putu Diantariani Ni Wayan Siti Ni Wayan Tatik Inggriati Oka A.A P.E.N. Putri Panjaitan K. S. S. Pertiwi M.E.D Pratama L.P.M.A Priskayani N. K. PUTRA G. A. A. R. Dalem Raharjo D. C. RAHAYU P. I. S. Resla M. S. Rumapea D. K. S. A. Lindawati S. A. R., Sipahutar SA. Lindawati, SA. SARI S. T. Sa’adah I. A. Setyawan I M. E. Silaban M. SIMPEN - Sri Anggreni Lindawati Sriyani N L P, Sriyani Sumiyati Sumiyati TATTU M. R. R Twen O. Dami Dato U. N., Musalamah W. Suarna Wayan Sayang Yupardhi WAYAN WIJANA WIJANA WIJANA WITAWAN S. W. Wulandari N.P Yanti N K.A.W.P