Synonym(s): 3,5-Dimethoxy-4-hydroxybenzoic acid, 4-Hydroxy-3,5-dimethoxybenzoic acid Formula: C9H10O5 Formula weight: 198.17 Purity: 98+% CAS Number: 530-57-4 Harmonized Tariff Code: 2918.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause...