Dextrose Tryptone Broth (Powder)

Directions per Liter:

Suspend 30g of the powder in 1L of distilled water. Mix thoroughly. Heat with frequent agitation and boil for 1 minute to completely dissolve the powder. Dispense into appropriate containers, loosen caps and autoclave for 15 minutes at 121ºC (15psi).


Component g/liter
Tryptone 20
Dextrose 10
Bromcresol Purple
Total: 30.04g/Liter


Storage and Stability:

Store powdered media at 4ºC. Opened bottles should be capped tightly and kept in a dark, low humidity environment. Prepared media should be kept at 4°C and used within a short period of time.