Technical Data
MacConkey Broth (Powder)
Microbiological Grade
Storage RT/4C    Shipping RT
Components in grams/liter
Bromcresol Purple0.01
Pancreatic Digest of Gelatin20.0
Detection of Coliforms in milk and water.

Appearance: Beige, homogeneous, free flowing powder

Solubility: Medium to dark pinkish purple, clear, complete

pH: As Reported

Directions per Liter: Dissolve 35 grams in 800-900ml of ddH2O stirring gently with heating until completely solubilized. Adjust pH of the medium to the desired level. Add additional water to bring the solution to 1L. Dispense into appropriate containers, loosen caps and autoclave for 15 minutes at 121C (15psi).

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

Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.