<p>A sealing compound includes an oxygen scavenger and a zeolite, for example in the form of a gasket. A package can be made incorporating the sealing compound for containing an oxygen-sensitive article such as food. The zeolite reduces migration of odour causing by-products of the oxygen scavenging process. A method of making an article of manufacture having reduced migration of by-products of an oxygen scavenging reaction includes providing sealing compound including an oxygen scavenger and a zeolite and exposing the article to actinic radiation.</p>