Groundwood Pen

Groundwood Pen

Brand: AmChem Enterprises, Inc.
26.80 USD In stock Buy at Merchant

This pen changes color when reacting with groundwood and can detect low concentrations. It works with thermo paper and NCR paper.

  • The pen reacts with groundwood, changing color even at low concentrations.
  • The pen contains corrosive acid and a toxic chemical.
  • Contact with skin or eyes should be avoided; immediate washing is required in case of contact.
Data sourced from amchement.com. Last updated: The description was auto-generated by an AI model based on the merchant's description. It may not be accurate or complete.
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