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Archival Quality

Refers to materials that meet certain criteria for permanence such as lignin-free, pH neutral, alkaline-buffered, stable in light, etc. A quality level for art materials, such as paper, that has a neutral or slightly alkaline pH, resulting in high-level aging properties. A non-technical term used to denote material that will last over long periods (several decades) with minimal deterioration because of its chemical stability and physical durability.


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