• Title/Summary/Keyword: desalting of fish sauce

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Chemical Changes During Desalting of Fish Sauces Using Electrodialyzer (전기투석기를 이용한 액젓의 탈염중 화학적 변화)

  • Oh, Se-Wook;Nam, Eun-Jung;Jo, Jin-Ho;Kim, Eun-Mi;Kim, Young-Myoung
    • Korean Journal of Food Science and Technology
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    • v.29 no.5
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    • pp.992-998
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    • 1997
  • For the development of kimchi seasoning, fish sauces were desalted using electrodialyzer and some chemical components were analyzed. The salt content of fish sauce was adjusted to 20%, 15%, 10%, 5%, 2% and pH, total nitrogen (TN) content, amino nitrogen (AN) content and $NH_3$ content was determined. During desalting process pH was increased and TN, AN content also increased. But $NH_3$ content was decreased. It was surposed that $NH_3$ was eliminated with $Na^+$ because similar charge characteristic. In conclusion, using electrodialyzer fish sauce could be desalted to less than 2% and salt and moisture was co-eliminated.

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