Description: We make a study of the production primarily with sell UV ink, printer UV ink, UV lamp, offset UV ink, non fluorescent bond paper and watermark paper.
uv lamp (40) uv ink (23) printer uv ink (1) offset uv ink (1) non fluorescent bond paper and watermark paper (1)
UV Ink Pen Functions: invisible UV ink pen, visible UV ink pen. How to use: The UV ink will turn blue ( red, green or yellow ) under the UV light. Colors: invisible change to blue fluorescent, invisible change to red fluorescent, invisible change to yellow fluorescent, invisible change to green fluorescent, invisible change to purple fluorescent, invisible change to orange fluorescent, red color change to red fluorescence, yellow color change to yellow fluorescence, blue color change to blue fluorescence, g