[Offer to Sell] ultraviolet absorber BENZOPHENONE-3 CAS131-57-7 UV-9 |
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Chemical name: 2-Hydroxy-4-methoxy benzophenone Commodity Name: benzophenone-3;BP-3;UV-9 Specifications: Appearance:Light Yellow Crystal Purity: 99% min Melting Point: 62-64 Loss On Drying: 0.5%max Heavy Metals(ppm):5.0max Specific Extinction:at 285nm.630min at 325nm.400min Specific Properties and Uses: Ultraviolet Absorber Benzophenone-3 can absorb ultraviolet light in 290-400nm but hardly visible light and is particularly suitable for light-colored transparent products. It is so stable in light and heat that it doesn't decompose at 200 .It can be used for paints and a variety of plastics, especially for PVC, Polyester, crylic acid, resin, polystyrene and so on .Particularly, it is good cosmetics additive. |
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