Coolant Test Strips, Test Form Strip, Overall Length 1 1/2 in, Test Type Coolant Test, Testing Parameter One Freeze Point, Glycol, Nitrite, pH, Overall Width 1 3/4 in, Parameter Measurements Included 0 to 4,000 ppm Nitrite, 0 to 60 Percent Glycol, 32 Degrees F to -60 Degrees F Freeze Point, 7.5 to 11 pH, Number of Tests 3, pH Resolution 7.5 to 11.0, Test Detects For Coolant, Parameter Five Measurements Included Not Applicable, Parameter Four Measurements Included 0 to 60 Percent Glycol