Synonym(s): 3,4',5,7-Tetrahydroxyflavone Formula: C15H10O6 Formula weight: 286.24 Purity: 98+% CAS Number: 520-18-3 Harmonized Tariff Code:  2932.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …