Artique Solid Core Limestone 32x40

Artique Conservation Solidcore Artique Conservation Solidcore is a fine range of high alpha cellulose conservation matboards available in 4ply. These boards have the same colour at their core as their surface. Artique matboards comply with the Fine Art Trade Guild Conservation Level. This assures framers and consumers that their artwork will withstand the test of time and be well protected by the board. Specifications • Made from chemically purified wood fibres, with a high alpha cellulose content • Lignin-free. Kappa number less than 5 • Only natural fade and bleed-resistant pigments are used • Blue Wool Scale reading minimum of 5 • Buffered with calcium carbonate (3-5% by weight) • Passes the Silver Tarnish Test and Photographic Activity Test • Plasticiser-free, calcium carbonate buffered PVA • Chloride below 0.05%; Sulphate below 0.25% • Accelerated Ageing Test - Tappi T.509 SU68: • Un-aged = pH8.9; • 100 yrs = pH8.9; • 200 yrs = pH8.9; • 300 yrs = pH8.9. • Fully complies with FATG, conservation-level for Matboard