Furniture Accessories, Hardware and Materials Design Purify Formaldehyde Antibacterial Plate by Oppein Home Group Inc. Purify is a formaldehyde-free panel designed for furniture and interior surfaces. The panel is produced without added formaldehyde and is finished with a special antibacterial coating. The coating decomposes formaldehyde into water and harmless organic matter, giving a purification rate of 95.1 percent and an antibacterial rate of 99.9 percent. Purification remains constant for 13 years, and daily wiping with clean water is enough for maintenance. The panel can be covered with various decorative papers for different decoration styles.