Testing your water is the first step in making sure the water you and your people enjoy every day is fresh, clean, and safe. Culligan's ESSENTIALS WATER LAB TEST KIT gives you everything you need for a simple and accurate analysis. Read and follow instructions carefully for each contaminant water test. Within minutes of testing with the in-home water test components, you will know if your water contains unsafe or undesirable levels of the most common contaminants. For additional information please visit the water lab test kit on Culligan's site and learn more about contaminants and your findings in Culligan's Water Quality Report Guide and through informational videos.