Invisible Fluorescent Skin Stamp Ink

Our Invisible Inks fluoresce a brilliant blue or green when exposed to a long wave ultraviolet (UV) light source.
Our Invisible Inks fluoresce a brilliant blue or green when exposed to a long wave ultraviolet (UV) light source. This ink is nontransferable and will not irritate the subject’s skin. The ink can be applied to a subject’s hand using a rubber hand stamp or by means of a cotton-tipped applicator with which you can number or date the subject’s hand.  

1pc Dual Tip Invisible Fluorescent Pen, 0.5mm/1.0mm Pen, UV Light Pen, Gift, Writing Pen, Invisible Pen Pen,

Invisible Ink Experiment, PDF, Ph

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Security oil UV invisible ink Anti-counterfeiting Fluorescent Special Ink for flash stamp self inking stamp

This convenient pen can be used to invisibly mark most porous surfaces such as paper, cardboard, wood, documents and paper currency. Fluorescent

Invisible Fluorescent Pen

IFWA-NONTOXIC1GAL gallon of Invisible fluorescent ink for prisons and government institutions that require non toxic and non flammable inks

IFWA-NONTOXIC1GAL Gallon Black Light Reactive Invisible Ink

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