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DEVICE FOR HIGH-RESOLUTION DETERMINATION OF THE CONCENTRATION OF SUBSTANCES IN FLUID MEDIA

  • US 20130100452A1
  • Filed: 10/18/2012
  • Published: 04/25/2013
  • Est. Priority Date: 10/19/2011
  • Status: Active Grant
First Claim
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1. A device for determining the concentration of one or more substances in a fluid medium, said device characterised by the light emission of an MQW LED used for absorption measurement, wherein the emitted light interacts in a measuring system with the substance to be determined, and acts, in a detector unit by means of an optical filter, upon an absorption detector and a reference detector to generate a measurement signal and a reference signal, respectively, whereby the concentration of the substance to be determined is found by comparing these signals.

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