| 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.
QING DAO NEW SANDA INDUSTRY CO.,LTD is a hi-tech enterprise focused on the research and development of chemicals and international trade, specializing in the development, production, trade, import and export business of basic raw materials coating, rubber, and plastic industries etc.There are independent R&D center and inspection center in our company, thus we are able to track and control all procedures of products from small scale test and pilot scale experiment to industrial production. Moreover, we purchase leading experiment and inspection facilities and establish complete inspection system and QA system, thus we enjoy solid guarantees to offer customer quality products.(1).Q: Are you a factory or trading company?
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