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          2. Dafeng Tiansheng Pharmaceutical Co., Ltd.(Dafeng Huashu Pharmaceutical Co., Ltd.)
            Bulk drug
            UV adsorbent
            Light stabiliser
            Category: benzotriazole
            CAS No.: 3864-99-1
            Chemical name: 2,4-di-tert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol; Ultraviolet Absorbent UV-327; Dibutylhydroxyphenylchlorobenzotriazole; 2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chloro-2H-benzotriazole; UV-327; 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole; 2-(2'-Hydroxy-3',5'-di-tert-Butyl Phenyl)-5-Chloro Benzotriazole; BHSORB-327; UV absorber-327; UV absorber UV-327; Ultraviolet absorberUV-327; 4,6-Di-tert-butyl-2-(5-chloro-2H-benzotriazol-2-yl)-phenol; UV 327
            Molecular formula: C20H24N3OCl
            Molecular weight: 357.9
            Structural formula:
            Technical index:
            appearance light yellow powder
            content 99.0%min
            melting point 154-158°C
            volatile matter 0.3%max
            light transmittance 440nm 97%min
            500nm 98%min

            OCTASORB UV-327 is excellent anti-aging auxiliaries. It has features of light color, no toxicity, easily for processing. It is widely used in PE, PVC, PP, PS, PC, PU, ABS, organic glass, polypropylene fibre and other fields.

            Packaging: fiber can with inner plastic bag; net weight:25kg/drum or according to customer requirement
            Storage: in seal, in dry and in dark
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