Comparator Paper pH 3.6 - 5.1, 5m reel

Comparator Paper: Johnsons Test Papers offer one of the most trusted and versatile comparator papers available. Suitable for use in laboratories, industrial applications, water treatment, and education, they provide a reliable method for comparing colours against a standard reference chart to determine chemical characteristics of a solution.

Convenient Form Factor: Comes in either a singular 5m reel or a 10 pack of 5m reels.

pH Range: With a pH range of 3.6 – 5.1, Johnson's test papers provide a practical solution for measuring the acidity of various liquids.

Shipped from our Manchester, UK Facility: Our test papers are sourced and packaged in non-toxic, chemical-resistant materials to guarantee consistent quality and reliability for our customers.

Frequent Uses

Chemical Analysis

Ideal for comparing colour changes in solutions to reference charts for quick and accurate assessments in laboratory or field settings.

Water Quality Testing

Commonly used to evaluate water conditions such as hardness, chlorine levels, or other chemical parameters in drinking water, wastewater, or aquatic environments.

Education and Demonstrations

A valuable teaching aid for visually demonstrating chemical reactions and changes in educational environments.

Industrial Monitoring

Used to track chemical characteristics during manufacturing processes, including in food production, water treatment, and industrial cleaning.