Classifier Strip, Overall Length 11 3/4 in, Test Type Classifier Strips, Testing Parameter One Acid/Base, Fluoride, Hydrogen Sulfide, Nitrate, Nitrite, Petroleum/Organic Solvent, Overall Width 1 in, Parameter Measurements Included 0 to 13 pH, 1 ppm...
Classifier Strip, Overall Length 11 3/4 in, Test Type Classifier Strips, Testing Parameter One Acid/Base, Fluoride, Hydrogen Sulfide, Nitrate, Nitrite, Petroleum/Organic Solvent, Overall Width 1 in, Parameter Measurements Included 0 to 13 pH, 1 ppm...