... formaldehyde, benzene and TVOC, eliminates odours, Bamboo Charcoal Bag for Refrigerator/Refrigerator deodorized bag Product Standard N: Q/SOIF 16Product details:1 ... air8.Ideal for use in Refrigerator9.Instructions for use: open the plastic bag, place the charcoal bag into the refrigerator. Shine ... it half a month, and it can be continuously used for one year10.regular ...