pH Test Strips – Full Range 1-14 pH Litmus Paper
$2.20One pack of pH measurement litmus test strips covers the full 1-14 pH range and includes a color chart for quick, result interpretation—ideal for laboratory, home, or field use. Detects from highly acidic (1-3), through neutral (7), to strongly alkaline (12-14) solutions, enabling precise acid and alkaline level testing for various substances. Pack of 80…