Trade Name : Ultraviolet Absorbent UV-366 Chemical Name : 2-(2-hydroxy-4`-benzoyloxyphenyl)-5-chloro-benzotriazole Molecular Weight : 366 CAS No. : 169198-72-5 Appearance : Light yellow powder Assay(HPLC,Area%) : 98.0 ÈÛµãMelting Point ¡æ : 183-185 Package : Plastic bag in cartol drum,net weight is 25 kg. 25kg/drum.