Test Strip Test Form Strip Overall Length 3 in Test Type Test Strips Testing Parameter One Copper Iron Overall Width 1/4 in Parameter Measurements Included 0 to 3 ppm Copper 0 to 5 ppm Iron Number of Tests 25 pH Resolution 3/16 Test Detects For Copper Iron Includes Color Chart Label Parameter Five Measurements Included Not Applicable Parameter Four Measurements Included Not Applicable Parameter Three Measurements Included Not Applicable