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| Product Name | Eriochrome Black T Solution 1% |
| Usage | Volumetric analysis |
| Concentration | 1% |
| Indicator Type | Metal indicator |
| Color | Blue-violet |
| Solubility | Soluble in water |
| Stability | Stable under normal conditions |
| Storage | Store in a cool, dry place away from light |
| Shelf Life | 12 months |
| Packaging | Comes in glass or plastic bottles |
| Safety Information | Avoid contact with eyes, skin, or clothing. Wear protective gloves |
| Handling Precautions | Handle with care, avoid inhaling vapors |
| Manufacturer | Various manufacturers |
| CAS Number | 1787-61-7 |
| Molecular Weight | 719.34 g/mol |
| Chemical Formula | C33H24N6Na2O6S2 |
FAQ
What is Eriochrome Black T solution 1% used for in volumetric analysis?
Eriochrome Black T solution 1% is commonly used as an indicator in volumetric analysis, particularly in complexometric titrations. It is used to determine the endpoint of titrations involving metal ions, such as calcium, magnesium, and zinc.
How does Eriochrome Black T solution 1% work as an indicator in volumetric analysis?
Eriochrome Black T solution 1% works by undergoing a color change at a specific pH range, typically around pH 10. At this pH, the indicator changes from blue to wine-red in the presence of certain metal ions. This color change signals the endpoint of the titration.
Why is Eriochrome Black T solution 1% preferred for volumetric analysis?
Eriochrome Black T solution 1% is preferred for volumetric analysis due to its high specificity for certain metal ions and its sharp color change at the endpoint of the titration. This makes it easier for analysts to accurately determine when the reaction is complete.
Are there any precautions or considerations to keep in mind when using Eriochrome Black T solution 1% for volumetric analysis?
It is important to ensure that the pH of the solution is within the optimal range for the indicator to work effectively. Additionally, Eriochrome Black T solution 1% should be stored in a cool, dark place to prevent any degradation of the indicator.
Can Eriochrome Black T solution 1% be used in other types of titrations besides complexometric titrations?
While Eriochrome Black T solution 1% is primarily used in complexometric titrations, it can also be used in certain redox titrations. However, its specificity for metal ions makes it best suited for metal ion analysis.
Eriochrome Black T solution 1% is commonly used as an indicator in volumetric analysis, particularly in complexometric titrations. It is used to determine the endpoint of titrations involving metal ions, such as calcium, magnesium, and zinc.
How does Eriochrome Black T solution 1% work as an indicator in volumetric analysis?
Eriochrome Black T solution 1% works by undergoing a color change at a specific pH range, typically around pH 10. At this pH, the indicator changes from blue to wine-red in the presence of certain metal ions. This color change signals the endpoint of the titration.
Why is Eriochrome Black T solution 1% preferred for volumetric analysis?
Eriochrome Black T solution 1% is preferred for volumetric analysis due to its high specificity for certain metal ions and its sharp color change at the endpoint of the titration. This makes it easier for analysts to accurately determine when the reaction is complete.
Are there any precautions or considerations to keep in mind when using Eriochrome Black T solution 1% for volumetric analysis?
It is important to ensure that the pH of the solution is within the optimal range for the indicator to work effectively. Additionally, Eriochrome Black T solution 1% should be stored in a cool, dark place to prevent any degradation of the indicator.
Can Eriochrome Black T solution 1% be used in other types of titrations besides complexometric titrations?
While Eriochrome Black T solution 1% is primarily used in complexometric titrations, it can also be used in certain redox titrations. However, its specificity for metal ions makes it best suited for metal ion analysis.
