by IDEXX Laboratories, Inc.
Coliform/E. coli Results in 24 Hours. IDEXX Colilert reagent is used around the world for the detection of coliforms and E.coli in water. Colilert, with its patented Defined Substrate Technology® (DST®), is used in over 90% of all US State labs. Colilert is, in fact, used more than all other methods combined (US, Canada and Japan ...