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VWR Bromocresol green, powder pH Indicator, 25g
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CAS Number :
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Specifications:
| Application | Analytical Chemistry | ||
| Storage Temperature | Ambient | ||
| Product Type | Dye | Forms | Powder |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | C₂₁H₁₄Br₄O₅S |
Specifications:
| Feature | Test Results |
|---|---|
| Transition Range (pH 3.8 - 5.4) | Yellowish green to blue |
| Appearance of Solution | Passes test |
| Transition Range (ACS) | Passes test |
| Loss on Drying (110°C) | Maximum 3.00% |
| Conforms to ACS | Passes test |
Description:
Bromocresol Green is a pH indicator widely used in various chemical and biological applications to detect changes in pH levels. It is particularly useful for acid-base titrations, buffer solutions, and pH-sensitive assays. Bromocresol green undergoes a transition range from pH 3.8 to 5.4, changing from yellowish green at acidic pH to blue at higher pH, making it a versatile indicator for monitoring acid-base equilibria.
This technical-grade powder is supplied in a glass bottle containing 25 grams and is ACS certified, ensuring high quality and consistency for laboratory use.
Key Features:
- Wide Transition Range: The transition range from pH 3.8 to 5.4 makes it effective for use in acidic to slightly basic conditions.
- Color Change: The indicator changes from yellowish green to blue across the pH range, providing a clear visual cue for pH changes.
- High Quality: The product conforms to ACS standards, ensuring consistent and reliable results.
- Loss on Drying: The maximum loss on drying is 3.00% at 110°C, ensuring stability and purity of the compound.
- Ambient Storage: Can be stored at ambient temperature for convenient handling.
Applications:
- pH Measurement: Used as a pH indicator in acid-base titrations and other chemical assays.
- Buffer Systems: Ideal for monitoring buffer solutions in chemical and biochemical research.
- Laboratory Assays: Useful for any application requiring a pH indicator to monitor the acid-base balance in solutions.
Packaging:
- 25 g in a glass bottle for convenient storage and easy dispensing.
Bromocresol Green is a versatile pH indicator suitable for acid-base titrations, buffer solution monitoring, and other pH-sensitive assays in laboratory and industrial applications. With its ACS certification and consistent performance, it is an essential tool for researchers needing reliable and accurate pH measurements in a wide range of chemical processes.