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Ehrlich's reaction

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Test for urobilinogen using Ehrlich's reagent. When Ehrlich’s urobilino reagent is added to urine or faeces extracts, a red coloring will appear when urobilinogen is present. Hijmans van den Bergh's reaction is a modification of this.


  • P. Ehrlich:
    Über eine neue Harnprobe.
    Zeitschrift für klinische Medicin, Berlin, 1882; 5: 285, 289.

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