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Lineco pH Testing Pen

The quick and easy way to determine if paper or paperboard is acidic or safe for treasured collections. Simply draw a line on the material to be tested. A clear yellow line indicates material which is unsuitable, a purple line reveals the paper is safe for preservation purposes.

  • Packaging may vary
 

Lineco 

 

$27.95 Another currency? 

or 4 payments of $6.99 with AfterPay

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