Reduced iron powder deoxidizing preservative

Deoxidizing and fresh-keeping agent is also called deoxidizing agent or deoxidizing agent. It is a kind of chemical reaction between iron and oxygen that uses water and salt as catalyst. While promoting its own reaction, it also uses reducing iron powder to be loose and porous, which can effectively absorb oxygen in food packaging bags.The deoxidizing agent is non-toxic, tasteless, thorough deoxidizing, the time needed to eliminate oxygen is short, so that all kinds of food is not easy to moldy, and at the same time to maintain the original flavor, freshness and nutrients of food unchanged.It is also good for protecting precious metals, instruments and instruments from rust and mould for a long time.