Oxalic acid is a dicarboxylic acid. It's a white, crystalline solid that is highly soluble in water with various industrial and commercial applications:
- Cleaning: It's used as a cleaning agent for removing rust and scale.
- Bleaching: It's used as a bleaching agent for wood and textiles.
- Food Industry: It's used as a food additive to acidify and preserve foods.
- Chemical Industry: It's used as a chemical intermediate in the production of various chemicals.