Why Choose DIYChemicals Oxalic Acid? Looking for Oxalic Acid acts as a reducing agent for metal oxides to remove tarnish as well as rust or ink stains. Then DIYChemicals has the perfect product for you! * It is used commercially as a laundry rinse, wood-bleaching agent, and calcium remover. * Oxalic acid can remove some paints and varnishes. * It is also used as a mordant in dyeing textiles and in the manufacture of Ink. First-aid Measures * General: Never give anything by mouth to an unconscious person. If you feel unwell, seek medical advice (show the label where possible). * Inhalation: When symptoms occur: go into the open air and ventilate the suspected area. Obtain medical attention if breathing difficulty persists. * Skin Contact: Remove contaminated clothing. Immediately flush skin with plenty of water for at least 30 minutes. Wash contaminated clothing before reuse. Get immediate medical advice/attention. * Eye Contact: Rinse cautiously with water for at least 30 minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Get immediate medical advice/attention. * Ingestion: Rinse mouth. Do NOT induce vomiting. Obtain medical attention. MANUFACTURED BOTTLED IN THE USA Rest easy knowing that this DIYChemicals Oxalic Acid is manufactured, bottled, and labeled in the United States of America. We take pride in creating American jobs and always focus on creating an optimal end product for our customers.