2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid CAS NO.4065-45-6

Chemical Name: 2-Benzoyl-5-methoxy-1-phenol-4-sulphonic acid Chemical Type: Ultraviolet absorbers Molecular Formula C14H12O6 S Molecular…

Chemical Name: 2-Benzoyl-5-methoxy-1-phenol-4-sulphonic acid Chemical Type: Ultraviolet absorbers Molecular Formula C14H12O6 S Molecular Weight 308.31 Appearance White or light yellow crystalline powder Assay 99.0% min. Heavy metals 5ppm max. Colour (Gardner-10% aqueous solution) 1.0 max. Loss on drying a.5.0% max b. 3.0% max PH value 1.2-2.2 UV Absorbance Max @285nm 460 min. UV Absorbance Max @325nm 290 min. Melting Point degree Celsius) 140 min. Turbidity in water (EBC) 1.5 max Package 25kg net cardboard drum Storage: Preserve in tight, light-resistent containers Shelf Life: 2 Years