When is the lab open?  

The lab is open 365 days a year, seven days a week.  In order for tests to be set up on any particular day, Salmonella samples must be received by 3:30 pm.  All other test samples must be received before 6 pm.

How long will my tests take?

Approximate Test Lengths of Most Commonly Requested Tests

Test Specification Day 0 Day 1 Day 2 Day 3 Day 4 Day 5 Day 6 Day 7
Salmonella-FDA BAM Negative Sample set up       Sample could clear unless growth on plates Could clear from slants   Serotype normally complete
Salmonella-ELISA Negative Sample set up   Result by noon. If presumptive, sample will follow BAM confirmation steps (Day 1 to 7)          
Salmonella-PCR-DNA Negative Sample set up Result by 3:30 CDT. If presumptive, sample will follow BAM confirmation steps (Day 1 to 7)            
Listeria-ELISA Negative Sample set up   Result by 4:00 p.m. Presumptive could clear from plates   Confirmation of species    
Coliform VRB <3 or <10 Sample set up Result by 5:00 p.m.   Confirmation of presumptives        
Coliform MPN <.3, <3 Sample set up   Result by noon if negative   Confirmation of Coliform      
E. coli MPN <.3, <3 Sample set up   Result by noon if negative   Could clear from EC Could clear from Levine   Biochemical confirmation of E. coli
Coliform/E. coli. - Petrifilm <10 Sample set up   Result by 3:00 p.m.          
Coagulase Positive Staph. <10 Sample set up   Result by noon if negative   Confirmation of presumptives by 3:00      
Coagulase Positive Staph. - Petrifilm <10 Sample set up Result by 3:00 p.m.            
Bacillus cereus <10 Sample set up   Result by noon if negative   Confirmation of presumptives by 3:00      
Clostridium perfringens <11 Sample set up   Result by noon if negative   Confirmation of presumptives by 3:00      
Yeast and Mold-PDA <10 Sample set up         Result by noon    
Yeast and Mold-CRB <11 Sample set up       Result by noon      

Printable View

Top of page