The Lab Star Universal pH Test Paper is a reliable and easy-to-use solution for measuring the acidity or alkalinity of a wide range of aqueous solutions. Each pack contains 100 individual test strips covering the full pH range of 1 to 14, making it suitable for everything from strongly acidic to highly alkaline substances. Reading results is straightforward — simply dip or contact the strip with the solution and compare the resulting colour change against the printed reference scale using visual colour comparison. The strips come neatly stored in a protective plastic dispenser to keep them safe and ready for use. Ideal for laboratory testing, school and college chemistry practicals, water quality checks, soil demonstrations, and general-purpose pH indication of household solutions such as vinegar, baking soda, and more. A smart, no-fuss choice for students, educators, and laboratory professionals alike.