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| Customization: | Available |
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| CAS No.: | 1843-05-6 |
| Formula: | C21h26o3 |
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UV-531 can absorb 240-340 nm ultraviolet light, making it an excellent and efficient anti-aging additive. It has a great protective effect on polymers, helping to reduce color, while delaying yellowing and blocking physical property loss.
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TEST ITEMS
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SPECIFICATION
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APPEARANCE
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Pale yellow pin-shape crystal powder
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MELTING POINTºC
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46-49
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ASH CONTENT %
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0.1min
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CONTENT
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99.0min
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TRANSMTITANCE %
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450nm 90min 500nm 95min |
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Packing: In 25kg /bag
Storage: Keep container tightly closed in a cool, dry and well-ventilated place, avoiding exposure of the packaged product to direct sunlight.
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