nitrate, nitrite, pH, and manganese in just a few minutes. All Safe Home Test Kits are created by scientists with over 150 years of combined experience in testing home environments, including ...

For no charge, these kits will test for nitrate, coliform bacteria ... can cause problems with memory and learning, especially for kids. Households should test for manganese at least once ...

For no charge, these kits will test for nitrate, coliform bacteria, arsenic, lead and manganese. Households can return the kits for free by mail; if they want to test for other contaminants, ...