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  • Conservation Grade Backings. 21 x 36-1/4"  .040" thick. Acid-free, Lignin-free, Buffered. All white.

Conservation-Grade Backings for
21 x 36" Images. 21 x 36-¼"
.040" thick Alpha Cellulose board.
Acid-free, Lignin-free, Buffered. All white.
Indefinite Storage.

SKU: KAF402136
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Details

Conservation Grade Backing Boards
21 x 36-1/4" .040" thick

All white. Lignin-free. Acid-free. Buffered. Contaminant-free. Meets the Library of Congress archival standards. 
Indefinite Storage.

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