Micro Essential Lab M1450 Plastic Hydrion Mikro Wide and Short Range pH Test Paper Dispenser 0.0 - 13.0 pH and 12.5 - 14.0 pH Double Roll

Two rolls of Ultrafast Mikro pHydrion testing papers are combined in a single plastic, protective dispenser with an individual color chart for each roll. One roll provides an Insta-Check wide pH test range of 0.0-13.0 with 14 different clear color changes at each full pH unit. The second roll tests the Ultra-Sharp short pH range of 12.5-14.0 with each 0.5 pH unit showing a distinct color from the bright blue of pH 12.5 into the green of pH 13.0 ending with the yellow of pH 14.0. Length x Width: 180 x 5/32 inches. Total pH range: 0.0-14.0. Wide range color match at full pH unit. Short range color match at 0.5 pH unit. Per Each. 10/Carton. Micro Essential Labs #: M1450.