Check the listing for details. Thymol Blue, CAS: 76-61-9, For Laboratory Use Only. Condition: Brand New. Listed at 17.99 USD. Thymol Blue (CAS: 76-61-9) - For Laboratory Use Only Description: Thymol Blue is a versatile pH indicator used in various laboratory applications. It changes color at different pH levels, making it ideal for titrations and other chemical experiments. Key Features:pH Indicator: Changes color from red to yellow between pH 1.2 and 2.8, and from yellow to blue between pH 7.8 and 9.5High Purity: Suitable for precise laboratory work.Easy to Use: Dissolves easily in water for convenient application. Applications:Acid-Base Titrations: Used to determine the endpoint of titrations.Educational Experiments: Ideal for teaching pH concepts in classrooms.Research: Utilized in various chemical and biological research studies. Note: Some product images are for demonstration purposes and are different from the original packaging.