Test Strips, Test Form Strip, Test Type Phosphate Test, Testing Parameter One Phosphate, Parameter Measurements Included 0 to 4,000 ppb Phosphate, Number of Tests 100, pH Resolution Not Applicable, Test Detects For Phosphate, 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