Activated carbon is an indispensable product in the filter of water filters, hoods. With the use of removing bacteria, impurities, dirt to help water and the living environment become healthier and safer for human health.
So, what is activated carbon? Find out the structural properties and useful effects of activated carbon in life through the article below!
What is activated carbon?
Activated carbon, also known as activated carbon is a product created from the activation of carbon at a temperature of 950-1000 oC under anaerobic conditions. Activated carbon has a porous, porous structure with a large surface area and a relatively low density. Scientists have proven that with just 1mg of activated carbon has a surface area of more than 500 m2.
In Vietnam, activated carbon is made mainly from coconut shells and bamboo, in which charcoal made from coconut shells is considered the best. That is why the name activated carbon coconut shell appeared.
The main effect of activated carbon is adsorption of impurities, strange odors, air filtration, so it is widely used in life. In addition, activated carbon (carbon) is also relatively cheap, ranging from 12,000 VND to 120,000 VND / kg depending on the source of raw materials, location of supply ...
With small pores (> 50 nanometers), activated carbon is able to adsorb and retain many impurities, dirt, heavy metals on the surface.
What is activated carbon made of?
Activated carbon is usually produced from a variety of materials available in nature such as: coal, wood, sawdust, coconut shell, bamboo, peanut shell, rice husk, ... However, coconut shell and fresh bamboo are always These are the two materials used to produce the most because they have a very high carbon content and are grown in our country.
Normally, coconut shell activated carbon is a popular product in fields such as water filtration, deodorization, air purification, ... and activated bamboo charcoal products are used in many recipes. beautiful skin, teeth whitening ,. Because activated bamboo charcoal is smoother and less corrosive than products manufactured from other materials.
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