Adsorbent chemical preparations; Adsorbent chemical products; Chemicals for preserving foodstuffs; Chemical preparations for preserving foodstuffs; Chemical products for preserving products during storage; Chemical products for preserving the freshness of cut flowers; Chemical products for preserving the freshness of feedstuffs; Chemical products for preserving the freshness of fruit; Chemical products for preserving the freshness of vegetables; Chemical substances for preserving foodstuffs; Hydrogen peroxide for industrial purposes; Products for use in food preservation (other than salt); Chemical products for use in the food preparation industry; Chemical products for use in the food processing industry