Dioxidizer Oxygen absorber presentaion, also named Oxygen scanvenger; 1. Oxygen absorber can control aerobic microbial and bacteria growth by eliminating Oxygen contains inside packaging, 2. This oxygen absorber can decrease the oxygen in the air in the hermetic package to below 0.1% or less within 24 hours, thus achieve the goal of mildew proofing, vermin proofing and oxidation resistance. So that can extend self life of the product. 3. Oxygen Absorber is safe to use, non-toxic and odorless. Keep freshness and taste of food when used with proper packaging and sealing. 4. Raw material of oxygen absober is iron power. It's safe and ecofriendly material. -Lowers oxygen levels to less than 0.01% -Available in individual packets -Maintains product freshness -Extends product shelf life -FDA GRAS Rated: safe for use with food and food related products -Prevents mold, mildew and bacteria from forming -Safe & easy to use -Can be used in a variety of packaging: pouches, canisters, tins and pails - Food preservative , keep food in good quality & freshness.