... 100°C,easily dissolve in alcohol and water.Specification: Oxalic Acid Content:99.6% MinSulphate (SO42-)0.08% MaxHeavy Metals ... -remover, bleaching, dirt-remover, leather-processing, wood, and aluminium products etc. 4. In Dyeing and printing industry: as reducing agent ... printing industry, as bleaching agent for textile, substitute for Acetic acid, as coloring mordant for fast pigment dyestuff. 5. In ...