Sensafe Well Drillers Standard Test Kit for Water Quality Testing Water Filters » Sensafe Water Filters | Sensafe Water Test Kits | Misc | Water Filter Brands Well Driller's 487988 Test Kit Includes the following tests:Free Chlorine Ultra Low Total Chlorine Hydrogen Sulfide Total Hardness Iron Nitrate/Nitrite pH Manganese (#481127) Water Metals Bacteria Usually In Stock Your Price: $