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For use with Colilert and Colilert-18 presence/absence tests One 100 mL bottle comparator for distinguishing threshold positive results from negative results.

A fast, accurate, and easy-to-use microbiological test that simultaneously detects total coliforms and E. coli in water or fecal coliforms in wastewater — delivering clear results in just 18 hours.

A fast, accurate, and easy-to-use microbiological test that simultaneously detects total coliforms and E. coli in water or fecal coliforms in wastewater — delivering clear results in just 18 hours.

A fast, accurate, and easy-to-use microbiological test that simultaneously detects total coliforms and E. coli in water or fecal coliforms in wastewater — delivering clear results in just 18 hours.