A preservation article for the preservation of an archival article, wherein the preservation article includes a molecular sieve which is organophilic, hydrophobic or acid-resistant. A method of preserving an archival article which involves providing a preservative article in proximity to an archival article, wherein the preservation article includes a molecular sieve which is organophilic, hydrophobic or acid- resistant. The preservation article may be coated on or incorporated into a container, a packaging material, a support for an archival article or the archival article itself.
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