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For total coliforms, fecal coliforms, E. coli, enterococci, heterotrophic Bacteria or coliphage Bottle to Use Sterile 125 or 150 mL plastic bottles must be used. Preservatives to Use Sodium Thiosulfate if sample is chlorinated and Cool to < 10 °C (< 50 °F) for source water and groundwater samples (recommended for drinking water as well) … Read more

Traditionally analysis of coliform and E.Coli by the enzyme substrate methodology required the sample to sit in an incubator for a minimum of 24 hours. Newer technology is now available that will allow for the sample to be read back earlier. Chemtech-Ford Laboratories has recently adopted this new technology, making it possible for samples set … Read more