Chemical name: 2-(2-hydroxy-4-octyloxyphenyl)-2H-benzotriazole Physical Properties: Appearance: Light yellow powder Melting …
Chemical name: 2-(2-hydroxy-4-octyloxyphenyl)-2H-benzotriazole Physical Properties: Appearance: Light yellow powder Melting point (C): 74.0-77.0 Heating loss (%): <0.50 Ash (%): <0.10 Molecular Weight: 339.4 CAS registry: 3147-77-1 Package: 50kg or 100kg fiber drum Feature and Use: amongstst benzotriazole UVA, it has a unique absorption curve, and shows a big absorption peak at 345nm. Suitable for almost all synthetic resins. Since it is white it is suitable for plastic lens.
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