Anitque White 100% Cotton Museum Board 24"x30" 4Ply - Pack of 15

  • Model: Archival Methods 41-411
  • Shipping Weight: 28lbs
  • Manufactured by: Archival Methods


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Anitque White 100% Cotton Museum Board

- 4-Ply / 60 Pt. (Approximately 1/16’’)
- 100% Cotton fiber pulp (99% Alpha Cellulose). It does not contain any post consumer waste recycled pulp. Paper is free of metal particles, waxes, plasticizers and residual bleach peroxide. Sulfur content is less than 0.0008% reducible sulfur. Iron content does not exceed 150ppm and copper does not exceed 6ppm. No optical brightening agents are used in the pulp.
- Alkaline sizing is used for both internal and external sizing. No alum is used in the manufacturing process.
- Buffered with calcium carbonate 2-3% alkaline reserve, pH 9 ±0.5, acid–free.
- Color dyes are light-fast and non-bleeding.
- Board will not degrade and cause harm to mounted matted artwork.
- Board passes the PAT (Photographic Activity Test) ISO 14523 (formerly ANSI IT9.16).
- Lignin content is tested by TAPPI 236 cm-85 and has a Kappa number of less than five.
- The single ply sheets are laminated together using all natural starch adhesive.

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