Lineco pH Testing Pen for Paper or Paperboard Products.

Key Features

• Ensure your cherished memories last with our reliable pH testing pen for paper.
• Quickly test paper and paperboard to ensure acid-free archival quality storage.
• This Lineco pH testing pen helps protect photos and documents from deterioration.
• Proper sizing makes it easy to test various paper types, from prints to albums.
• Get easy access to accurate pH readings, safeguarding your valuable collections.
• Durable pH testing pen offers light protection against harmful acids in paper.