WASH (Water, Sanitation, and Hygiene) Officer Question:
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What is Colilert test?
Answer:
A test for detecting coliforms and E. coli in water that produces results rapidly. The Colilert test suggested in this document is a presence/absence test. It is inexpensive and detects E. coli down to 10 coliform forming units (CFU) per 100ml, below which is considered low risk.
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