SOLUTION INDOLE REAGENT *DS* DROPPER AMPULES

Indole. Indole Reagent Droppers (modified Kovacs reagent) are used in determining the ability of bacteria to produce indole by the deamination of tryptophan. The production of indole has been widely used as an aid in differentiating certain genera and species within the same genus. Indole Reagent may be used for tube or extraction procedures or with a variety of biochemical kits requiring Kovacs or Ehrlich's reagents. Each dropper is good for one day's use after the ampule has been broken. Contains 0.5 ml of 5% p-dimethylaminobenzaldehyde dissolved in a solution of 25% hydrochloric acid and 75% isobutyl alcohol. Packaging: 50/Box.