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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 ---- Hydantoins   5,5-Dimethyl hydantoin CAS NO. : 77-71-4 Appearance : White to off white crystal Melting point : 174-176℃ Loss on drying : 0.5%max Assay : 98.0%min

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