Description
Solvent Red 197 is a fluorescent probe.
Chemical Properties
Bright red powder. Insoluble in water. Excellent light fastness and heat stability up to 300°C.
Uses
Solvent Red 197 is a benzopyran colorant with high thermal stability, suitable for coloring various resins and fibers. Fluorescent Red GK is mainly used for coloring plastics such as polystyrene, polyvinyl chloride, and polycarbonate. It is particularly suitable for light, transparent shades.
Flammability and Explosibility
Not classified
Properties and Applications
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TEST ITEMS
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SPECIFICATION
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APPEARANCE
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BRILLIANT RED POWDER
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SHADE
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BLUISH
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HEAT RESISTANCE
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300 °C min
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LIGHT FASTNESS
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7
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ACID RESISTANCE
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5
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ALKALI RESISTANCE
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5
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WATER RESISTANCE
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5
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DENSITY
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1.25 g/cm
3
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RESIDUE ON 80 MESH
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5.0% max
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WATER SOLUBLE
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1.0% max
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VOLATITE 105 °C
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1.0% max
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TINTING STRENGTH
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100-105 %
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