Test Strips, Total Hardness, 0-425ppm, PK50

Test Strips, Test Form Strip, Test Type Test Strips, Testing Parameter One Total Hardness, Parameter Measurements Included 0 to 1,000 ppm Total Hardness, Number of Tests 50, pH Resolution Not Applicable, Test Detects For Total Hardness, 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