Test Strips, Test Form Strip, Test Type Test Strips, Testing Parameter One Calcium, Parameter Measurements Included 20 to 990 ppm Calcium, Number of Tests 50, pH Resolution Not Applicable, Test Detects For Calcium, Parameter Five Measurements Included Not Applicable, Parameter Four Measurements Included Not Applicable, Parameter Three Measurements Included Not Applicable, Parameter Two Measurements Included Not Applicable, Testing Parameter Four Not Applicable