28.09.2015 Views

TEKNOLOGI PROSES HILIR

TEKNOLOGI PROSES HILIR

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PURIFIKASI<br />

Setelah produk dipanen dan diisolasi,<br />

selanjutnya produk dapat dimurnikan.<br />

Pemurnian dapat dilakukan dengan presipitasi,<br />

kromatografi, elektroforesis dan ultrafiltrasi<br />

• Presipitasi<br />

Presipitasi yg umum dilakukan untuk pemurnian<br />

protein dan antibiotik, dapat dilakukan dengan<br />

penambahan garam, pelarut organik atau panas.

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