Archival Methods 9x12" 4-Ply Warm White 100% Cotton Museum Board, 25 Pack

It is essential for photographers, printmakers, and archivists to use materials that ensure the longevity and preservation of their work. The Archival Methods Museum Board 9x12 Warm White 4 Ply PKG 25 is a superior choice for professionals seeking a durable, high-quality, and reliable substrate for matting, mounting, and preserving fine prints, precious documents, and both traditional and digital photographs.Crafted from 100% cotton fiber, this museum board is a testament to purity and performance, boasting a 99% Alpha Cellulose composition without any post-consumer waste recycled pulp. The warm white hue of the board is carefully selected to provide a neutral background that enhances the visual appeal of your artwork without imparting a yellow cast, ensuring that the true colors of your work shine through.The board's acid-free and lignin-free nature, coupled with an alkaline or neutral sizing, guarantees that your matted work is safeguarded against the destructive effects of acid migration and environmental pollutants. The inclusion of calcium carbonate buffering adds an extra layer of protection, maintaining a stable pH level to prevent the mat board from becoming more acidic over time.In the manufacturing process, no optical brightening agents are used, preserving the board's integrity and ensuring that it does not degrade or cause harm to the artwork it supports. The board's color dyes are light-fast and non-bleeding, maintaining their vibrancy without compromising the artwork.The 4 Ply construction of the board, which is free of metal particles, waxes, plasticizers, and residual bleach peroxide, offers a sturdy and supportive backing for both display and storage. With a sulfur content of less than 0.0008% reducible sulfur and minimal iron and copper content, the board is crafted to meet the highest archival standards.Passing the rigorous Photographic Activity Test (ISO IT 18916, formerly ISO 14523 ANSI IT9.16), this museum board is certified to be safe for photographic materials. The Kappa number of less than five, as tested by TAPPI 236 cm-85, further attests to the board's low lignin content, which is crucial for archival preservation.For those seeking professional-grade materials for their artwork, the Archival Methods Museum Board 9x12 Warm White 4 Ply PKG 25 is an impeccable choice. Its 1/16" separation between artwork and glazing provided by the 4-Ply board ensures that your creations are presented and preserved with the utmost care and quality.