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Activator reagents Chemical intermediate Active Pharmaceutical Ingredient Phenylhydrazine Photographic chemical Hydantoins Nucleoside Triazoles & Tetrazoles Fluoro aromatics Furan derivatives Emulsifier New Products Biocides Bipyridine for Ruthenium Dyes Sulfurizing reagents Light Stabilizer/UV absorber Chrial product   Product ---- Light Stabilizer/UV absorber   UV-770 CAS NO. : 52829-07-9 Appearance : White or Light Yellow Granule Melting point : 80-85℃ Loss on drying : 0.5%max Assay : 99.0%min Remark : Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate Transmittance 425nm ≥98.0% 500nm ≥99.0%

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