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| Name | Bromocresol Purple (Reag. USP) |
| Appearance | Purple powder |
| Solubility | Soluble in water, alcohol, ether |
| Usage | Indicator for pH determination in laboratory analysis |
| PH Range | 5.2 - 6.8 (yellow to purple) |
| Molecular Formula | C21H16Br2O5S |
| Molar Mass | 589.22 g/mol |
| CAS Number | 115-40-2 |
| Storage | Store in a cool, dry place away from light |
| Shelf Life | 2 years |
| Packaging | Available in 25g, 100g, and 500g containers |
FAQ
What is Bromocresol Purple (Reag. USP) used for in analysis?
Bromocresol Purple (Reag. USP) is commonly used in laboratories for various analysis purposes. It is a pH indicator that changes color depending on the acidity or alkalinity of a solution. This makes it useful for determining the pH of solutions in experiments and quality control processes.
How does Bromocresol Purple (Reag. USP) work as a pH indicator?
Bromocresol Purple (Reag. USP) works by changing color in response to the pH of a solution. At a lower pH, Bromocresol Purple appears yellow, indicating acidity. As the pH of the solution increases, the color changes to purple, indicating alkalinity. This color change can be easily observed and used to determine the pH of a solution.
What are some common applications of Bromocresol Purple (Reag. USP) in analysis?
Some common applications of Bromocresol Purple (Reag. USP) in analysis include:
- Determining the endpoint of titration reactions
- Monitoring pH changes in chemical reactions
- Checking the pH of biological samples in medical and research laboratories
- Testing the acidity or alkalinity of water samples in environmental analysis
Why is Bromocresol Purple (Reag. USP) preferred for analysis purposes?
Bromocresol Purple (Reag. USP) is preferred for analysis purposes due to its high stability, sensitivity to pH changes, and easy visual detection of color changes. It is a reliable indicator that provides accurate results in various analytical procedures, making it a popular choice among scientists and researchers.
Can Bromocresol Purple (Reag. USP) be used in conjunction with other indicators for more accurate results?
Yes, Bromocresol Purple (Reag. USP) can be used in conjunction with other pH indicators to achieve more accurate results in complex analytical procedures. By combining multiple indicators, researchers can overcome limitations of individual indicators and obtain precise pH measurements in a wide range of applications.
Bromocresol Purple (Reag. USP) is commonly used in laboratories for various analysis purposes. It is a pH indicator that changes color depending on the acidity or alkalinity of a solution. This makes it useful for determining the pH of solutions in experiments and quality control processes.
How does Bromocresol Purple (Reag. USP) work as a pH indicator?
Bromocresol Purple (Reag. USP) works by changing color in response to the pH of a solution. At a lower pH, Bromocresol Purple appears yellow, indicating acidity. As the pH of the solution increases, the color changes to purple, indicating alkalinity. This color change can be easily observed and used to determine the pH of a solution.
What are some common applications of Bromocresol Purple (Reag. USP) in analysis?
Some common applications of Bromocresol Purple (Reag. USP) in analysis include:
- Determining the endpoint of titration reactions
- Monitoring pH changes in chemical reactions
- Checking the pH of biological samples in medical and research laboratories
- Testing the acidity or alkalinity of water samples in environmental analysis
Why is Bromocresol Purple (Reag. USP) preferred for analysis purposes?
Bromocresol Purple (Reag. USP) is preferred for analysis purposes due to its high stability, sensitivity to pH changes, and easy visual detection of color changes. It is a reliable indicator that provides accurate results in various analytical procedures, making it a popular choice among scientists and researchers.
Can Bromocresol Purple (Reag. USP) be used in conjunction with other indicators for more accurate results?
Yes, Bromocresol Purple (Reag. USP) can be used in conjunction with other pH indicators to achieve more accurate results in complex analytical procedures. By combining multiple indicators, researchers can overcome limitations of individual indicators and obtain precise pH measurements in a wide range of applications.
