Test Paper, Test Form Strip, Overall Length 15 ft, Test Type Test Papers, Testing Parameter One Quaternary Ammonium, Overall Width 1/4 in, Parameter Measurements Included 0 to 1, 000 ppm Quaternary Ammonium, Number of Tests 1, 500, pH Resolution Not Applicable, Test Detects For Quaternary Ammonium, Includes (10) 15 ft rolls, Parameter Five Measurements Included Not Applicable, Parameter Four Measurements Included Not Applicable, Parameter Three Measurements Included Not Applicable. This item has been restricted from sale in the following state (s): []