Standard Plate Count Water Test Kit for Well or City Water - Add-on To Test Kit Only (West)THIS IS AN ADD ON Product ONLY You must have a test kit in your cart to add this product to the test parameters. Tests your well or city water for: The presence of Heterotrophic Bacteria or Standard Bacterial Count. This is a quick test to estimate the bacterial quality of your drinking water. This is not a coliform bacteria test. Returns require pre authorization. Return shipping of the water sample to the laboratory is not included. Return of water