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Photochromic pigment is a kind of color changing pigment sensitive to UV ray, sunlight or UV lamp light, without UV light it is colorless, when put in UV light it gets its own colorful colors, such as purple, red, blue, orange, yellow, green etc.
PC-PUR is purple outdoors, colorless indoors.
Product name | Basic information | Color changing | ||
Photo chromic pigment(powder) | 5-10um, 200 centigrade resistance | Transparent-purple, red, sky blue, green, orange, yellow | ||