Adorama

Adorama pH Testing Pen for Paper or Paperboard Products.

SKU: FSPHP MFR: L5330023
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$8.30 List Price

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$5.95
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About this item

• 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 or yellow line indicates material which is unsuitable, a purple line reveals the paper is safe for preservation purposes. Remember to test an area not easily seen if you are testing display material.

Key Features

  • Easy and quick to use.
  • Shows within seconds if your paper products are archival
  • Clear or yellow line means bad, Purple line means archival.

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