An oxygen absorber
The contents of an oxygen absorber from a packet of beef jerky.Oxygen scavengers or oxygen absorbers are added to enclosed packaging to help remove or decrease the level of oxygen in the package. They are used to help maintain product safety and extend shelf life There are many types of oxygen absorbers available to cover a wide array of applications.
The components of an oxygen absorber vary according to intended use, the water activity of the product being preserved, and other factors. Often the oxygen absorber or scavenger is enclosed in a porous sachet or packet but it can also be part of packaging films and structures Others are part of a polymer structure.
Typical uses
Pharmaceuticals and vitamins
Medical diagnostic kits and devices
Foods prone to rancidification, including:
Nuts and snacks
Whole fat dry foods
Processed, smoked and cured meats (including jerky and dried meat nuggets)
Cheeses and dairy products
Spices and seasonings
Flour and grain items
Other foods, including
Fresh and precooked pasta and noodles
Birdseed and pet food
Breads, cookies, cakes, pastries
Candies and confectioneries
Coffee and tea
Dried fruits and vegetables
Artwork preservation
preserving solderability of electronic parts.