Lineco pH Testing Pen for Paper or Paperboard Products.
Regular price
$8.32
Brand: Lineco
Color: Multi
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
Details: An easy, convenient way to distinguish between safe alkaline paper and board, and unsafe 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.
UPC: 99295003506