100% Archival Backing Boards for Newspapers
Our conservation grade SUPER ARCHIVAL BACKING BOARD 
material meets the Library of Congress archival standards. It is 100% alpha-cellulose, .040" thick, acid-free (alkaline pH 8.5), lignin-free, contaminant-free. It comes buffered with a 3% calcium carbonate buffer. Use for indefinite-term storage (hundreds of years).
 
 
Conservation Grade Backings for Tabloids, Artwork.
12-1/4 x 18-1/4" .040" thick.
Acid-free, Lignin-free, Buffered. All white.
Description:
Conservation Grade Backing Boards
12-1/4 x 18-1/4" .040" thick.

Use for Tabloids, Art, Photos.

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

Base SKU: kaf401218

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Conservation Grade Backings.
15 x 18-1/4" .040" thick.
Acid-free, Lignin-free, Buffered. All white.
Description:
Conservation Grade Backing Boards
15 x 18-1/4" .040" thick.


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

Base SKU: kaf401518

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Conservation Grade Backings.
15 x 24-1/4" .040" thick.
Acid-free, Lignin-free, Buffered. All white.
Description:
Conservation Grade Backing Boards
15 x 24-1/4" .040" thick.


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

Base SKU: kaf401524

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

Base SKU: kaf402136

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Conservation Grade Backings.
24 x 36-1/4" .040" thick.
Acid-free, Lignin-free, Buffered. All white.
Description:
Conservation Grade Backing Boards
24 x 36-1/4"   .040" thick.

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

Base SKU: kaf402436

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Conservation Grade Backings for Maps, Newspapers.
28-1/4 x 19-1/4"   .040" thick.
Acid-free, Lignin-free, Buffered. All white.
Description:
Conservation Grade Backing Boards
28-1/4 x 19-1/4"   .040" thick.
Use for Maps, Newspapers.

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

Base SKU: kaf402819

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