Cresol Red 0.04% | CAS: 62625-29-0 | MF: C21H17NaO5S | MW: 404.41, Part Number IS10825, Buy now Ready to use solution for reliable and Reproducible results from Tristains indicators at Chemical World.
Cresol Red typically appears as red to orange-red crystals or powder. When dissolved in water to prepare a 0.04% solution, it produces a solution with a reddish color. Its chemical formula is C21H18O5S. It undergoes a color change in response to changes in pH, transitioning from yellow in acidic solutions and red to violet in basic solutions. The transition range for Cresol Red is typically around pH 7.2 to 8.8, making it suitable for measuring pH in slightly basic to basic conditions. It is a synthetic dye commonly used as an indicator in various chemical and biological applications.
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Application :
- Cresol Red 0.04% is primarily utilized as a pH indicator in analytical chemistry and biology.
- It can be employed as an indicator in complexometric titrations, particularly those involving the determination of calcium and magnesium ions in water samples.
- In biological research, it can be used to monitor pH changes in cell cultures or biochemical reactions, providing valuable insights into cellular metabolism and enzyme kinetics.
Benefits :
- Offers good sensitivity to pH changes
- Versatile and cost-effective
- Stable and easy to use