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| Name | Ethylene Glycol |
| Grade | Reag. USP, Ph. Eur. |
| Type | Analysis product |
| Purity | ≥ 99.5% |
| Appearance | Colorless liquid |
| Odor | Odorless |
| Density | 1.113 g/cm3 |
| Boiling Point | 197.3°C |
| Melting Point | -12.9°C |
| Solubility | Miscible in water |
| Molecular Formula | C2H6O2 |
| Molecular Weight | 62.07 g/mol |
| CAS Number | 107-21-1 |
| EC Number | 203-473-3 |
| UN Number | ETHYLENE GLYCOL, 1,2-DIHYDROXYETHANE: 3082 |
| Flash Point | 111°C |
| Storage Conditions | Store in a cool, dry, well-ventilated area away from incompatible materials |
| Applications | Commonly used as coolant in automotive antifreeze, as a precursor in the production of polyester fibers, and in various chemical reactions |
FAQ
What is ethylene glycol and its uses in analysis?
Ethylene glycol is a colorless, odorless, and viscous liquid that is commonly used in various analytical techniques. It is often utilized as a solvent or reagent in pharmaceutical, chemical, and biological analysis.
What are the benefits of using ethylene glycol in analysis?
Ethylene glycol offers several advantages in analysis, including its high solubility, low volatility, stability, and compatibility with a wide range of analytical instruments. It can also function as a reducing agent or stabilizer in certain reactions.
How is ethylene glycol prepared for analysis?
Ethylene glycol for analysis is typically prepared according to the specifications outlined in the United States Pharmacopeia (USP) or European Pharmacopoeia (Ph. Eur.). This ensures that the product meets the required purity and quality standards for analytical purposes.
What are some common analytical techniques that utilize ethylene glycol?
Ethylene glycol is commonly used in techniques such as liquid chromatography, spectrophotometry, and as a cryoprotectant in biological sample analysis. Its versatility and compatibility with various analytical methods make it a valuable tool in the laboratory.
Are there any safety precautions to consider when working with ethylene glycol in analysis?
Although ethylene glycol is relatively safe to handle, it is important to follow standard laboratory safety protocols when working with any chemical reagent. This includes wearing appropriate personal protective equipment, ensuring proper ventilation, and storing the substance in a secure location.
Ethylene glycol is a colorless, odorless, and viscous liquid that is commonly used in various analytical techniques. It is often utilized as a solvent or reagent in pharmaceutical, chemical, and biological analysis.
What are the benefits of using ethylene glycol in analysis?
Ethylene glycol offers several advantages in analysis, including its high solubility, low volatility, stability, and compatibility with a wide range of analytical instruments. It can also function as a reducing agent or stabilizer in certain reactions.
How is ethylene glycol prepared for analysis?
Ethylene glycol for analysis is typically prepared according to the specifications outlined in the United States Pharmacopeia (USP) or European Pharmacopoeia (Ph. Eur.). This ensures that the product meets the required purity and quality standards for analytical purposes.
What are some common analytical techniques that utilize ethylene glycol?
Ethylene glycol is commonly used in techniques such as liquid chromatography, spectrophotometry, and as a cryoprotectant in biological sample analysis. Its versatility and compatibility with various analytical methods make it a valuable tool in the laboratory.
Are there any safety precautions to consider when working with ethylene glycol in analysis?
Although ethylene glycol is relatively safe to handle, it is important to follow standard laboratory safety protocols when working with any chemical reagent. This includes wearing appropriate personal protective equipment, ensuring proper ventilation, and storing the substance in a secure location.
