Tryptone Dextrose Agar 500G

Tryptone Dextrose Agar is receommended for determination of motility and dextrose fermentation reactions of aerobes and anaerobes. It is recommended for Clostridia, Bacillus species, Micrococci, enteric bacilli and other nonfastidious organisms. The medium is also an excellent medium for the maintenance for both - aerobic and anaerobic cultures. Fermentation reactions of can be determined by the addition of desired carbohydrates. Acid production, during fermentation, is detected by the phenol red indicator by changing the colour of the medium from red to yellow.