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UV Invisible fluorescent pigment
UV Yellow Y2A
The UV invisible fluorescent pigment is invisible to all kinds of light excepting UV light.
It works great for creating images, drawings and other hidden texts that can be revealed by a uv lamp only.
For best results we recomend using UV lamps 365 nm wavelength.
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invisible security pigment
UV Red Y2A
invisible security pigment also called uv fluorescent pigment，Ultraviolet fluorescent Pigment.
These pigments are neutral in color, with a white to off-white powder appearance. Not noticeable when incorporated into security inks, fibres, papers. When irradiated with 365nm UV light, the pigment emits fluorescent radiation of yellow, green, orange, red, blue and violet colors and so is immediately identifiable.
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UV Fluorescent Security Pigments
UV Green Y2A
Topwellchem manufacture a range of organic and inorganic security pigments that are excited by both short and long wave UV light (as well as special dual excitation/emission products). Emissions span the range of visible colours and are generally intense and lightfast.
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invisible pigment
UV Orange Y2A
The invisible pigment powder reacts under ultraviolet rays. when under uv lamp，will change very brightly！
invisible pigment also called uv invisible pigment，UV fluorescent powder.
they have many applications, the main applications being in anti-counterfeiting inks and lately also in fashion division.
