The Dairy Authority

8215 20th Street, Greeley, CO 80634 (970) 351-8102

The Dairy Authority Lab

Antimicrobial Susceptibility Testing

  1. The standard panel of 8 antibiotics tested using the Kirby-Bauer method are: Amoxicillin/Clavulanic Acid, Ampicillin, Cephalothin, Erythromycin, Novobiocin, Penicillin, Tetracycline, Trimethoprim/Sulfamethoxazole.
  2. Up to 3 of the above antibiotics can be replaced by one of the following antibiotic sensitivity test disks in stock: Amikacin, Cefazolin, Sulfisoxazole .
  3. Disks for susceptibility evaluation of 33 other antimicrobials can be obtained by special request. Please contact The Dairy Authority Laboratory to discuss special requests.
The Dairy Authority Lab

To learn more about delivering samples to the lab, visit the Laboratory page.


Questions may also be submitted through our online contact form.