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Method of measuring the turbidity of gas-containing liquid mediums with microorganisms

  • US 4,021,120 A
  • Filed: 12/16/1975
  • Issued: 05/03/1977
  • Est. Priority Date: 03/18/1974
  • Status: Expired due to Term
First Claim
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1. A method of measuring the turbidity of gas-containing liquid mediums with microorganisms, comprising the steps of establishing a fluid-communication path between a vessel and a measuring chamber;

  • drawing a sample of the medium from said vessel into said measuring chamber;

    measuring the turbidity of the drawn sample outside said vessel after gas bubbles in the drawn sample have escaped from it;

    thereafter reintroducing the drawn sample from said measuring chamber into said vessel; and

    thereafter sterilizing said vessel, said path and said measuring chamber simultaneously and together prior to introduction of the new medium into the vessel and without interruption of said paths.

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