What is undenatured alcohol?
The alcohol supplied from the factory is 96% pure ethanol when the alcohol has not been denatured. Although the remaining 4% is water and harmful impurities such as methanol, acetone, methyl ethylene, etc. Leftover. However, the majority has evolved into human safety.
After leaving the factory to smaller companies responsible for the supply. Here, ethanol can then be denatured to make it unsuitable for human consumption and food use. Or the purpose so that the factories don't pay the alcohol tax for it.
Or Ethanol can also be distilled one more time to get 99% pure ethanol, completely safe to use in food.
Why is it necessary to denature ethanol?
In contrast, food alcohol is strictly regulated by the MOH for use in food. So ethanol is denatured for the sole purpose of preventing people from using it in the food industry and the factories that supply it are not subject to alcohol or food taxes for it.
Denatured alcohol is sometimes used in cosmetics and skin care products (such as toners) as a drying agent: It dries quickly, neutralizes oil, and leaves your skin feeling smooth. membrane
Use denatured ethanol as a cleaning agent
Modified alcohol is the cheapest active degreasing agent for removing stubborn stains and stains that cannot be removed by traditional cleaners.
Apply denatured alcohol to a clean white cloth to remove stains on hard surfaces such as brick, wood, metal and plastic, clean stains on the surface of electronic components, clean grease stains in the house stove or clean your windows and mirrors.
Denatured alcohol can also be used to remove mold on the surface of leather; In addition, it is not suitable for suede or dyed leather.
If you want to repaint your furniture, you'll first need to remove any leftover wax paint before applying a fresh coat of paint. To do this, rub the furniture with a cloth soaked in denatured alcohol to remove all the wax.
In the pesticide and plant protection industry
denatured alcohol is the main fuel used in the supply of pesticides or fungicides, fungicides on stems,.
How to denature ethanol alcohol?
Certain chemicals are added to 96% ethanol to make it unsuitable for human consumption. Be it toxicity, gasoline, or semiconductor additives that enhance efficiency when used in industry.
What is the cheapest way to denature ethanol?
For ethanol used as a transport fuel or for burning, unleaded gasoline, methanol and methyl ethyl ketone are used in a minimum ratio of 10%.
Ethanol is used as a solvent that can be denatured with ethyl acetate, acetone, hexane, heptane, acetaldehyde and many other compounds for use in the paint industry, cosmetics, nail cleaners, etc.
denatured ethanol using solvent ipa, isopropyl alcohol 99 about 10% can be used in medicine, sterilization and disinfection.
Note:
Isopropyl alcohol, also known as rubbing alcohol, is not a drinkable alcohol.
Denatured Alcohol (Methyl Alcohol) is converted by your liver into Formaldehyde. Isopropyl alcohol is converted into Acetone by your liver.
source:
https://quangtrungchem.com.vn/con-bien-tinh-ethanol-la-gi.html