Colilert-18 is a liquid culture method that simultaneously detects both total coliforms and Escherichia coli in water, giving confirmed results in 18 hours.
Principle: The Colilert-18 test uses proprietary Defined Substrate Technology (DST) nutrient indicators ONPG and MUG to detect coliforms and E. coli. Coliforms use their β-galactosidase
Available exclusively from NSI Lab Solutions, A single pellet to QC all of your quantitative microbiology analyses! Formulated in our unique lyophilized flash dissolve pellet this microbiological standard contains multiple organisms that in aggregate allow the analyst to QC the following water microbiology tests at the following approximate activity levels:
The Coliforms Water Test Kit allows a rapid detection of culturable coliforms bacteria (including E. coli) from 1CFU/ 10 mL in all water samples in 24 hours.
The test works with 2 elements:
The Mini-Lab: a pocket laboratory (reusable and compatible with other test kits)
1 Coliforms Water Test Kit which contains the reagents