Process for natamycin recovery

  • US 5,942,611 A
  • Filed: 08/28/1996
  • Issued: 08/24/1999
  • Est. Priority Date: 01/19/1995
  • Status: Expired due to Term
First Claim
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1. A process for recovering natamycin from fermentation broth containing natamycin comprising the steps:

  • a) adjusting the pH of said broth to greater than about 10 and adding an amount of a substantially water-miscible solvent sufficient to dissolve the natamycin in said broth;

    b) removing insoluble solids from said pH-adjusted broth;

    c) lowering the pH of said broth to a level sufficient to precipitate the natamycin; and

    d) removing the natamycin from said broth.

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