Macherey-Nagel pH-Fix Indicator Strips (pH 4.5-10.0) provide a quick and reliable method for determining pH values in water-based liquids. With a simple dip-and-read procedure and a brilliant color scale for precise matching, results are accurate and easy to interpret. The extra-long, hydrophobic plastic handle ensures safe handling even with hazardous or deep samples, while patented technology prevents bleeding and contamination. Suitable for laboratories, schools, forensic science, and industrial applications, these strips deliver a safe, rapid, and cost-effective solution for everyday pH testing.