Formula: C2H2O4 Formula weight: 90.04 Purity: 98% CAS Number: 144-62-7 UN Number: UN3261 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2917.11 Hazard Statements: H314-H302-H312 Causes severe skin burns and eye damage. Harmful if swallowed. Harmful in contact…