pH test paper is a simple and affordable way to quickly determine the pH level of liquids and mixtures. The paper is impregnated with special indicator substances that change color depending on the acidity of the environment.
How to use pH indicator paper
- Remove the strip of paper from the package.
- Dip the strip into the test liquid for 1-3 seconds.
- Pull out the strip and gently shake off excess liquid.
- Compare the color of the strip with the color chart that usually comes with the package.
Measuring range
pH 0-14 indicator paper allows you to measure pH in the range from 0 to 14.
Color scale
Each pH value corresponds to a specific color strip of indicator paper.
- 1-3 pH: high acidity
- 4-6 pH: acidic environment
- 7 pH: neutral environment
- 8-11 pH: alkaline environment
- 12-14 pH: high alkalinity
Application
pH test paper is used in a variety of applications including:
Chemistry: to control the pH of solutions, mixtures, reagents, etc.
Aquarium science: to determine the pH of water in an aquarium.
Food and beverage industry: for pH control of food and beverage products.
Agriculture: for determining soil pH and fertilizers.
Advantages
pH indicator paper has the following advantages:
Simplicity and ease of use
Availability
Wide measuring range
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