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Ilmu dan Teknologi Pengolahan Susu dan Telur PENDAHULUAN

Ilmu dan Teknologi Pengolahan Susu dan Telur PENDAHULUAN

Ilmu dan Teknologi Pengolahan Susu dan Telur PENDAHULUAN

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22/09/2010<br />

Cont’d...<br />

BKTL<br />

Rumus perhitungan BK<br />

BJ -1 x 100<br />

% BK = 1,23L + 2,71( )<br />

BJ<br />

L = kadar lemak<br />

Rumus BKTL = BK – kadar lemak<br />

Defects susu<br />

Adalah defects of flavor atau defects yang lain. Defects of flavor dapat<br />

berasal dari pakan, reaksi kimia, kondisi sapi, faktor lingkungan <strong>dan</strong><br />

pemasakan.<br />

Defect karena reaksi oksidasi oxidized flavor<br />

Ransiditas rancid flavor<br />

Karena sinar matahari sunlight flovor<br />

7<br />

mcahyadi.staff.uns.ac.id<br />

22/09/2010<br />

Komposisi susu<br />

Tiga zat makanan yang terdapat dalam susu<br />

a. Larutan sejati (Karbohidrat, garam anorganik <strong>dan</strong> vitamin)<br />

b. Larutan koloidal (protein <strong>dan</strong> enzim)<br />

c. Emulsi (lemak <strong>dan</strong> derivatnya)<br />

Komposisi susu<br />

Komponen susu Persentase (%)<br />

Air 87 – 88<br />

Lemak 3 – 4<br />

Laktosa 4,9 – 5<br />

Protein 2,8 – 4<br />

Abu 0,69 – 0,7<br />

8<br />

mcahyadi.staff.uns.ac.id<br />

22/09/2010<br />

4

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