Uranium100 Sensor Package of 100 Sensors and Accessories. The sensors are designed to be used with the AND1000 Fluorimeter (See separate product specifications). The DNAzyme reaction produces quantitative fluorescence based results. Each disposable color-coded sensor is designed for a specific heavy metal test target. All disposable components for each test are included in the kit. Uranium100 sensor detection limit: 10 ppb EPA MCL for uranium in drinking water: 30 ppb Shelf life: 6 months. All ANDalyze sensors contain no hazardous materials and should be stored in a cool dry place or refrigerated to preserve shelf life. Includes twelve (12) calibration sensors and accessories.