This 4-Ply Archival Methods 100% Cotton Museum Board (15-pack) is a high-quality 20 x 24" mat board for fine art and document projects. Ideal for traditional print or digital technology, it provides a solid, acid-free backing for display purposes. It can also be used for small mat cutting
Archival Quality
- 100% cotton fiber
- Processed with artesian well water
- Free from pollutants and alkaline
- Board will not degrade
- Won't cause harm to mounted or matted artwork
- Acid and lignin-free
- Lignin content is tested by TAPPI 236 cm-85 and has a Kappa number of less than five
Manufactured to Museum Standards
- Calcium carbonate buffer maintains proper pH levels
- Protects against airborne pollutants (2-3% alkaline reserve, pH 9 +/-0.5, acid-free)
- Pulp-free and contains no metal particles, waxes, plastics, or residual bleach peroxides
- Alkaline, alum-free sizing is used internally and across external surfaces
- Board passes PAT (Photographic Activity Test) ISO 14523 (formerly ANSI IT9.16)
UPC: 813903023669