Preparation
- Shake the container of campylobacter preston broth well.
- Add 12.5 g of the powder to distilled / deionized water and bring volume to 470.0mL. Mix well.
- Autoclave at 121°C for 15 minutes.
- Cool to 45 – 50°C. Aseptically add 25 ml sterile horse blood and 1 vial of Preston Supplement. Mix thoroughly.
- Aseptically distribute into sterile tubes or flasks.
STORAGE
The medium powder should be kept tightly closed and stored at temperatures below 30 degrees Celsius, and the medium should be stored at a temperature of 2-8 degrees Celsius. The best time to use is before the expiration date printed on the product label.