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Litmus Paper Blue

Original price was: $ 7.56.Current price is: $ 7.43.
Litmus Paper Blue is a pH indicator paper used to detect acidic substances. It is impregnated with litmus dye extracted from lichens, which changes color when exposed to acidic or basic environments. Blue litmus paper turns red under acidic conditions (pH < 4.5) and remains blue in neutral or alkaline solutions. It is widely used in laboratories, education, environmental testing, and industrial processes for quick and easy pH testing.
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Litmus paper red 1 packet

Original price was: $ 7.55.Current price is: $ 7.43.
Litmus paper red 1 packet is a specialized pH indicator paper impregnated with red litmus dye derived from natural lichens. It serves as a quick and reliable qualitative tool for detecting alkaline (basic) conditions in various liquids and substances. Upon contact with an alkaline solution, the red paper undergoes a distinct color change to blue, signaling a pH above approximately 8.3. In neutral or acidic solutions, the paper retains its red color. This simple yet essential laboratory reagent is widely used in chemistry, biology, environmental science, clinical diagnostics, food industry, and educational settings for rapid acidity and alkalinity testing without the need for sophisticated instrumentation. Red litmus paper is highly valued for its ease of use, portability, and cost-effectiveness, making it ideal for field testing, classroom demonstrations, and routine lab work. It provides immediate visual feedback, which is crucial for quick decision-making during experiments, quality control processes, and environmental monitoring. Packaged typically in convenient strips or sheets within moisture-proof packets, the paper is protected from contamination and degradation, ensuring long shelf life and consistent performance.
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