This is a white paper written based on latest WHO guidance applicable to ASEAN countries.
http://www.kpfilms.com/en/news/pdfs/Whitepapers/PH%20How%20Barrier%20Films%20Work%204.23.12.pdf
This is a white paper written based on latest WHO guidance applicable to ASEAN countries.
http://www.kpfilms.com/en/news/pdfs/Whitepapers/PH%20How%20Barrier%20Films%20Work%204.23.12.pdf