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[Maekyung] SeouLin Bioscience demonstrated “ecoTree” removes COVID-19 virus by 99.95%


SeouLin Bioscience, a company providing eco-friendly sanitation & sterilization solutions, announced on July 27th that the sterilizing water generated by “ecoTree” kills COVID-19 virus about 99.95% in 30 seconds.

The sterilizing water generated by “ecoTree” is slightly acidic Hypochlorous acid(HOCl) which has a wide range of sterilizing effects on germs, viruses and algae. It is used in the food industry, agriculture, medical devices, and other areas around the world.

In addition to the COVID-19 sterilization test, ‘ecoTree’ has verified safety and sterilization power against harmful microorganism. The safety for the human body was verified through the Acute Eye Irritation Test and Acute Oral Toxicity Test. Through the test results of the Korea Testing & Research Institute, it proved the sterilization power against 12 kinds of harmful microorganisms (E. coli, Staphylococcus aureus, Salmonella, Vibrio, Bacillus cereus, Listeria, Rhizopus, Aspergillus, Saccharomyces, Serratia, Candida, and Pseudomonas aeruginosa).

“ecoTree” is being used for sanitation management at many places including five KTX stations, public health centers, port authorities, universities, enterprises and government research centers such as the Korea Ministry of Food and Drug Safety and the Korea Centers for Disease Control and Prevention. SeouLin Bioscience also sells sterilizing water products that meets the standards of the Korea Ministry of Environment and the Korea Ministry of Food and Drug Safety.

Eul-Moon Hwang, CEO of SeouLin Bioscience, said, “We will contribute to management of self- immune and prevention in daily life for public safety based on the “ecoTree” COVID-19 test result.”

“서린바이오, ‘에코트리’ 코로나19 바이러스 99.95% 사멸 효과 입증”. 매일경제. last modified July 27, 2020, accessed July 28, 2020,