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Yuli Yanti , S.Pt ., M.Si . ( yuli_mf@yahoo.com ) yyanti12.staff.uns.ac.id

ILMU DAN TEKNOLOGI PENGOLAHAN HASIL IKUTAN TERNAK. Yuli Yanti , S.Pt ., M.Si . ( yuli_mf@yahoo.com ) yyanti12.staff.uns.ac.id. PROGRAM STUDI PETERNAKAN FAKULTAS PERTANIAN UNIVERSITAS SEBELAS MARET SURAKARTA. GELATIN. QUESTION: Apakah gelatin itu ? Apakah manfaat gelatin?

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Yuli Yanti , S.Pt ., M.Si . ( yuli_mf@yahoo.com ) yyanti12.staff.uns.ac.id

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  1. ILMU DAN TEKNOLOGI PENGOLAHAN HASIL IKUTAN TERNAK YuliYanti, S.Pt., M.Si. (yuli_mf@yahoo.com) yyanti12.staff.uns.ac.id PROGRAM STUDI PETERNAKAN FAKULTAS PERTANIAN UNIVERSITAS SEBELAS MARET SURAKARTA

  2. GELATIN QUESTION: Apakah gelatin itu? Apakahmanfaat gelatin? Terbuatdariapakah gelatin itu? Bagaimanacarapembuatannya? Bagaimanakahpenilaiankualitas gelatin maupunpengelompokkanjenis gelatin?

  3. History • ancient city of Thebes 1000 BC • During Roman times Pliny wrote, AGlue is cooked from the hides of bulls. • Shakespear • England from about 1700 • 220 000 tons per annum • 60 % is used in the food industry.

  4. Gelatin Gelatin merupakan protein konversi bersifatlarut air yang diperolehdarihidrolisiskolagen yang bersifat tidak larut air. Gelatin adalahsalahsatuhidrokoloid. Gelatin berbedadenganhidrokoloid lain, karenakebanyakanhidrokoloidadalahpolisakaridasepertikaragenandanpektin, sedangkan gelatin merupakan protein mudahdicerna, mengandungsemuaasam- asam amino essensialkecualitriptofan.

  5. Fungsi Gelatin SebagaipengemulsidanPenstabil

  6. Permen • ice cream • Coklat • jelly/agar2 • Yoghurt • dessert, dll Pemanfaatan Gelatin • Lem • Pelapiskertas • Tissue • dll .

  7. Terbuatdari: Tulang Sapi Dari ternak Babi kulit Culture???

  8. Tipe Gelatin Gelatin tipe A Gelatin tipe B Terbuatdarikulithewanatautulang Direndamdalam air kapus, disebutjugaproses alkali • Biasanyaterbuatdarikulitbabidatauossein (tulangygtelahmengalamidemineralisasiataupenghilangankalsiumfosfat • Perendamandilakukandenganlarutanasamanorganik (asamklorida, asamsulfat, asamfosfat)

  9. ProsesPembuatan gelatin • Terdiridari 3 tahaputamayaitu

  10. Tahappembuatan gelatin: • Pembersihan • Degreasing • Reduksiukurantulang • Demineralisasi • Liming • Ekstraksi • Pemekatan • Pengeringan

  11. Degreasing Adalahprosespenghilanganlemakdarijaringantulang. Efektifpadasuhu 32-80 derajadcelciusSelama 3 jam dandiadukkontinu Reduksiukurantulangadalahpengecilanukurantulang, 2 – 4 cm2.tujuan agar reaksiberlangsungcepatdansempurna. Kemudiandicuci-dinetralkandengan air

  12. Ekstraksi

  13. Pemekatan Pengeringan

  14. Pembeda: • Prinsipnyasama, yang membedakan • 1. konsentrasiasamdanbasa • 2. suhudanwaktuekstraksi • 3. lamanyaperendaman • 4. suhudanwaktupemanasan • 5. Bahankimia yang digunakan

  15. Any question? Thank you very much for your kind attention…

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