Synonyms: 3,5-Dinitro-2-hydroxybenzoic acid Purity Limit: ≥ 99% (HPLC) CAS No.: 609-99-4 Molecular Formula: C7H4N2O7 Molecular Weight: 228.12 MDL No.: MFCD00007104 Appearance: Off-white to light yellow powder Storage Temperature: Store at 0-8 °C