No media preparation.
No dilutions (for counts up to 200 with Quanti-Tray; 2,419 with Quanti-Tray/2000; and up to 2,272 with Quanti-Tray/Legiolert).
Less than 1 minute of hands-on time.
Results in 24 hours or less (7 days for Legiolert).
No confirmation necessary.
Detects down to one organism per 100 mL.
95% confidence limits better than 5- or 10-tube Most Probable Number (MPN).
95% confidence limits better than or comparable to membrane filtration (MF).
Minimal equipment to purchase and maintain.
No glassware to purchase and clean.
Minimal bench space needed.