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Common methods of degrading vocs in indoor standards
Vocs indoor standard
Volatile organic compounds should not exceed 200g/L ... If you want to protect the environment? Ten ring logo? The VOC content should be less than100g/L. Besides building and decoration materials, indoor products mainly come from combustion products such as coal and natural gas, smoke generated by smoking, heating and cooking, and emissions from furniture, household appliances, detergents and human body itself.
1. When the indoor VOC exceeds a certain concentration, people will feel headache, nausea, vomiting and limb weakness in a short time. If you don't leave the scene in time, you will feel the above symptoms aggravated, and in severe cases, you will convulse and coma, leading to memory loss. VOC harms people's liver, kidneys, brain and nervous system, and even leads to blood problems and leukemia and other serious diseases.
2.VOC is a volatile substance, and harmful substances such as formaldehyde, benzene and xylene will slowly evaporate. When toluene and xylene enter the atmosphere, they will have a certain photoelectric reaction, which will destroy the ozone layer to some extent.
Common methods of degrading VOC
1. Active adsorption method: In the process of treating organic waste gas, adsorption is one of the methods with good treatment effect and wide application. Adsorbent includes activated carbon, diatomite, zeolite, etc. Wherein activated carbon adsorption is applied. Through the adsorption system, not only the VOC concentration can be greatly reduced, but also the waste gas can be discharged up to the standard. After adsorption, the collected materials can be reused in production through gas stripping and desorption.
2. Combustion treatment method: VOC is an organic volatile substance, which is easy to burn. Normal temperature or catalytic oxidation combustion treatment can be adopted. The gas is introduced into the boiler or incinerator for combustion through the intake pipe, but the high-temperature organic gas must undergo safety demonstration. This method is relatively complete and can basically convert VOC into CO2 and H2O.
What is the indoor standard of vocs? For example, if the material meets the requirements of environmental protection, then the content standard is less than 100g per liter, then some common sense related to this will help you understand the problem of purchasing decoration materials. What are the common methods to degrade VOC? For example, we can choose activated carbon method or combustion treatment method, which can effectively degrade VOC content.
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