INDUSTRIAL TEST SYSTEMS 480008 Test Strips,Total Hardness,0-425ppm,PK50
$12.15
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...