Bacterial contamination causes severe digestive problems fever nausea diarrhea and sometimes even death. According to the EPA total Coliform and E-Coli testing is recommended twice a year. The Pro-Lab do it yourself Bacteria In Water Test Kit offers a simple test which indicates the presence of bacteria in 48 hours. Optional lab analysis will specify the exact count and type of bacteria present. Laboratory results within two weeks. Express service is available for an additional fee. Brand Name: Pro-Lab Product Type: Water Test Kit Number in Package: 1 pk Reduces Lead: No Reduces Pharmaceuticals: No Reduces Chlorine Taste and Odor: No Reduces Cyst: No Reduces Chemicals: No Reduces Sediment: No Reduces Microorganisms: No Packaging Type: Clamshell Easy to use Offers 2 types of analytical methods the first method simply involves counting the number of colonies that are growing on the petri dish the second method optional requires sending the petri dish to pro-lab for a more detailed analysis which will i Contains petri-dish bacteria medium calibrated pipette/dropper & information form Do it yourself test identifies dangerous bacteria: Do it yourself test identifies dangerous bacteria in 48 hours