The Scanning Analyzer from Palintest is EPA-approved for lead testing, while ChloroSense, ChlordioXense, and ChlordioX Plus are EPA-approved for testing chlorine, chlorine dioxide, and chlorite. All products are waterproof, portable, and easy to use. They allow for fast, accurate readings, with data storage and USB computer connection. They are suitable for use in a wide range of applications, such as food processing and cooling towers, as well as public water supplies, and monitoring of total residual oxidants. Kits include reagents and check standards. 800/835-9629; www.palintestusa.com.