ACETIC ACID
CAS 64-19-7
Chemical Formula C₂H₄O₂
Molecular Weight 60.05 g/mol
Acetic acid is a colorless, pungent organic liquid that is the main component of vinegar (in which it is present at a concentration of around 4–8%).
It is widely used in the chemical, food, and pharmaceutical industries. Acetic acid is known for its acidic properties and is used as a solvent, preservative, and chemical reagent.
Industrial Uses
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Food Industry :
- Acetic acid is commonly used in the food industry as a preservative, flavoring agent, and acidulant. It is a key component of vinegar, which is widely used in cooking, as a condiment, and in pickling. It also helps to balance pH in certain food products.
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Chemical Industry :
- Acetic acid is a crucial raw material in the production of a wide variety of chemicals, such as acetic anhydride, acetate esters (used in solvents, coatings, and plastics), and acetic acid derivatives.
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Pharmaceuticals :
- In the pharmaceutical industry, acetic acid is used as a solvent in the production of various medications and is also used in certain medical treatments, such as for the management of ear infections or as a topical antiseptic.
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Cosmetics and Personal Care :
- Acetic acid is used in hair care products, such as shampoos and conditioners, to help with the balance of pH, as well as in skin care products to exfoliate and improve skin texture.
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Agriculture :
- Acetic acid is sometimes used in herbicides to control weeds. It is also used as a pH regulator in agricultural solutions.
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Cleaning Products :
- Due to its antibacterial and acidic properties, acetic acid is also used in some household cleaning products. It helps dissolve mineral deposits, lime scale, and soap scum.
Specifications
CAS No | 64-19-7 |
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EC Number | 200-580-7 |
Composition | a carboxylic acid |
Molecular Weight | 60.05 g/mol |
Molecular Formula | C₂H₄O₂ |
Form | Colorless liquid |
Color | Colorless |
Odor | Strong, pungent, vinegar-like odor |
Melting Point | 16.6°C (61.88°F) |
Boiling Point | 118.1°C (244.58°F) |
Density | 1.049 g/cm³ at 20°C |
Flash point | 39°C (102.2°F) (closed cup) |
Ignition temperature | 465°C (869°F) |