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| Name | Ethanol absolute for HPLC gradient |
| Purity | ≥99.9% |
| Grade | HPLC |
| Appearance | Colorless liquid |
| Boiling Point | 78.37°C |
| Melting Point | -114.1°C |
| Density | 0.789 g/mL at 25°C |
| Solubility | Miscible with water |
| Cas Number | 64-17-5 |
| Molecular Formula | C2H6O |
| Molecular Weight | 46.07 g/mol |
FAQ
1. What is Ethanol absolute for HPLC gradient?
Ethanol absolute for HPLC gradient is a high purity ethanol solution that is specifically designed for use in liquid chromatography applications, such as high-performance liquid chromatography (HPLC) gradient systems. It is a solvent of choice for many analytical and laboratory applications due to its high purity and low levels of impurities.
2. What are the benefits of using Ethanol absolute for HPLC gradient?
Using Ethanol absolute for HPLC gradient offers several benefits, including:
- High purity: Ethanol absolute is highly pure, with low levels of impurities that can interfere with analytical measurements.
- Consistent performance: The high purity of Ethanol absolute ensures consistent performance in HPLC gradient systems, resulting in reliable and reproducible chromatographic results.
- Compatibility: Ethanol absolute is compatible with a wide range of analytical instruments and methods, making it a versatile solvent for various applications.
- Ease of use: Ethanol absolute is easy to handle and dispense, making it convenient for laboratory use.
- Cost-effective: Despite its high purity, Ethanol absolute is a cost-effective option for HPLC gradient applications compared to other solvents.
3. How is Ethanol absolute for HPLC gradient different from other ethanol solutions?
Ethanol absolute for HPLC gradient differs from other ethanol solutions, such as denatured ethanol or ethanol for general use, in terms of purity and composition. Ethanol absolute is a highly purified ethanol solution that is specifically formulated for HPLC gradient applications, with low levels of impurities that can interfere with analytical measurements. In contrast, denatured ethanol may contain additives or impurities that are not suitable for use in chromatography. Ethanol for general use may also be less pure and may not meet the stringent requirements for HPLC applications.
4. How should Ethanol absolute for HPLC gradient be stored and handled?
To ensure the stability and integrity of Ethanol absolute for HPLC gradient, it should be stored and handled properly. It is recommended to store Ethanol absolute in a cool, dry place away from direct sunlight and sources of heat. Ensure that the container is tightly sealed when not in use to prevent contamination or evaporation of the solvent. When handling Ethanol absolute, use appropriate personal protective equipment, such as gloves and safety goggles, to avoid skin contact or inhalation of vapors. Follow all safety guidelines and local regulations for the storage and handling of flammable solvents like Ethanol absolute.
5. Can Ethanol absolute for HPLC gradient be used in other chromatography techniques besides HPLC?
While Ethanol absolute for HPLC gradient is specifically formulated for HPLC applications, it may also be suitable for other chromatography techniques that require high purity ethanol solvents. However, it is essential to consider the compatibility of Ethanol absolute with the specific chromatography method and instrument being used. Consult the manufacturer's guidelines and method protocols to determine the suitability of Ethanol absolute for other chromatography techniques. If in doubt, conduct compatibility tests or seek advice from chromatography experts before using Ethanol absolute in alternative chromatography methods.
Ethanol absolute for HPLC gradient is a high purity ethanol solution that is specifically designed for use in liquid chromatography applications, such as high-performance liquid chromatography (HPLC) gradient systems. It is a solvent of choice for many analytical and laboratory applications due to its high purity and low levels of impurities.
2. What are the benefits of using Ethanol absolute for HPLC gradient?
Using Ethanol absolute for HPLC gradient offers several benefits, including:
- High purity: Ethanol absolute is highly pure, with low levels of impurities that can interfere with analytical measurements.
- Consistent performance: The high purity of Ethanol absolute ensures consistent performance in HPLC gradient systems, resulting in reliable and reproducible chromatographic results.
- Compatibility: Ethanol absolute is compatible with a wide range of analytical instruments and methods, making it a versatile solvent for various applications.
- Ease of use: Ethanol absolute is easy to handle and dispense, making it convenient for laboratory use.
- Cost-effective: Despite its high purity, Ethanol absolute is a cost-effective option for HPLC gradient applications compared to other solvents.
3. How is Ethanol absolute for HPLC gradient different from other ethanol solutions?
Ethanol absolute for HPLC gradient differs from other ethanol solutions, such as denatured ethanol or ethanol for general use, in terms of purity and composition. Ethanol absolute is a highly purified ethanol solution that is specifically formulated for HPLC gradient applications, with low levels of impurities that can interfere with analytical measurements. In contrast, denatured ethanol may contain additives or impurities that are not suitable for use in chromatography. Ethanol for general use may also be less pure and may not meet the stringent requirements for HPLC applications.
4. How should Ethanol absolute for HPLC gradient be stored and handled?
To ensure the stability and integrity of Ethanol absolute for HPLC gradient, it should be stored and handled properly. It is recommended to store Ethanol absolute in a cool, dry place away from direct sunlight and sources of heat. Ensure that the container is tightly sealed when not in use to prevent contamination or evaporation of the solvent. When handling Ethanol absolute, use appropriate personal protective equipment, such as gloves and safety goggles, to avoid skin contact or inhalation of vapors. Follow all safety guidelines and local regulations for the storage and handling of flammable solvents like Ethanol absolute.
5. Can Ethanol absolute for HPLC gradient be used in other chromatography techniques besides HPLC?
While Ethanol absolute for HPLC gradient is specifically formulated for HPLC applications, it may also be suitable for other chromatography techniques that require high purity ethanol solvents. However, it is essential to consider the compatibility of Ethanol absolute with the specific chromatography method and instrument being used. Consult the manufacturer's guidelines and method protocols to determine the suitability of Ethanol absolute for other chromatography techniques. If in doubt, conduct compatibility tests or seek advice from chromatography experts before using Ethanol absolute in alternative chromatography methods.
