A preparation method of debittered and discolored siraitia grosvenorii extracts

A preparation method of debittered and discolored siraitia grosvenorii extracts

  • CN 101,007,042 B
  • Filed: 02/06/2007
  • Issued: 05/19/2010
  • Est. Priority Date: 02/06/2007
  • Status: Active Grant
First Claim
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1. the preparation method of the Fructus Momordicae extract of a decolouring, debitterize, it is characterized in that:

  • the step of described preparation method is;

    A, with Fructus Momordicae place 6 times to the water of its weight soak, decoct water extract A;

    B, with Fructus Momordicae place 8 times to the water of its weight soak, decoct water extract B;

    C, A and B are merged, filter;

    D, filtrate is concentrated adsorbs cleaner liquid with decolorizing resin;

    Described decolorizing resin is a macroporous adsorbent resin;

    Decolorizing resin after e, the washing absorption is to colourless, and reuse concentration is the alcoholic solution eluting of 75-80%, collects eluent;

    F, eluent is concentrated is with deodorization agent absorb-elute liquid;

    Described deodorization agent is Al 2O 3, MgO or kieselguhr;

    The ethanol in the eluent is reclaimed in g, filtration, at last with its through concentrating, spray drying, pulverize, decoloured, the Fructus Momordicae extract of debitterize.

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