Scrapbook Utility Pen-PH Tester. AMERICAN CRAFTS-A specially formulated solution allows you to test the level of acidity in paper products. Draw a short line in an inconspicuous part of the paper blue or lavender ink indicates a desirable acidity level; yellow or colorless ink indicates an undesirable level. Meets CPSIA (Consumer Product Safety Improvement Act) Standards.
Suggested Retail: $6.99
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