Test Strips Test Form Strip Overall Length 15 ft Test Type Test Strips Testing Parameter One Ammonia Overall Width 1/8 in Parameter Measurements Included 0 to 500 ppm Ammonia Number of Tests 10 pH Resolution Not Applicable Test Detects For Ammonia Includes Matching Color Chart Tape Rolls Parameter Five Measurements Included Not Applicable Parameter Four Measurements Included Not Applicable Parameter Three Measurements Included Not Applicable