, PH Testing Pen, Pen Tester for Paper or Paperboard Products, Easy to Testing Paper, Turn Purple on Ph Neutrality Papers, 2 Pack
- Basic Info: Material created and made in USA. Lineco is a leading and trusted brand for archival art, photography, and framing supplies.
- Quick reflection: Shows within seconds if your paper products are archival. Clear or yellow line means bad - Purple line means archival.
- Storage condition: Paper can be reasonably long-lived if its pH is 6.0 or higher, especially if it is well made and carefully used and stored. It must have an alkaline reserve and this usually means a pH of 7.0 or greater.
- Easy to use: Simply draw a small line on the material you wish to test. The line drawn will turn purple on most papers if there is an indication of pH neutrality.
- Please note: This is a pH indicator only. Unreliable results may occur on colored, coated, or unbuffered materials.
Lineco pH testing pen is an easy, convenient test pen to distinguish between alkaline paper and board, and acidic paper and board. The chlorophenol red indicator solution turns a definite purple color on any paper with a pH of 6.5 or higher.
FAQS
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We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.