Not available outside of the UK & Ireland.

Application

Used to differentiate bacteria on the basis of their ability to decarboxylate amino acids.

Components

Ingredients (g/L)Peptic digest of animal tissue, 5.00Beef extract, 5.00Dextrose, 0.50Bromocresol purple, 0.01Cresol red, 0.005Pyridoxal, 0.005

Footnote

We offer two media types: the superior granulated GranuCult^® and the cost-efficient powdered NutriSelect^® culture media, depending on your needs. The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

Legal Information

NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany

Preparation Note

Suspend 10.52 g of Decarboxylase Broth Base in 1000 ml of distilled water. Add 10 g of either L-Arginine (Cat. No. 11010), or L-Lysine (Cat. No. 62840), or L-Ornithine (Cat. No. 75470). Heat to dissolve the medium completely. When L-ornithine is added, readjust the pH. Dispense in 5 ml quantities in screwcapped tubes. Sterilize by autoclaving at 15 lbs. pressure (121°C) for 10 minutes.