Oxalic Acid (Ethanedioic Acid / Oxiric Acid) – Powerful Cleaning & Rust Removal Agent

admin — Sun, 28 Dec 2025 08:36:26 +0000

Oxalic Acid — also known as Ethanedioic Acid or Oxiric Acid — is a versatile organic acid widely used for cleaning, stain removal, and surface treatment in both household and industrial settings. As a crystalline, colorless powder, it’s a trusted solution for tough rust and stain problems when handled responsibly.

What Is Oxalic Acid?

Oxalic acid is an organic dicarboxylic acid with the chemical formula C₂H₂O₄. It naturally occurs in some plants and is manufactured for commercial use through oxidation processes involving carbohydrate derivatives. In its typical form, it appears as white, water-soluble crystals that are effective in dissolving iron compounds and organic stains.

Key Uses & Applications

Oxalic acid has a broad range of applications thanks to its chelating and reducing properties:

Rust & Stain Removal – Converts insoluble iron compounds into soluble complexes, making it ideal for removing rust from metal surfaces, concrete, tiles, wood decks, and machinery.
Cleaning & Whitening – Used as a cleaning agent for deeply embedded stains on surfaces like laundry, grout, and outdoor structures.
Industrial & Textile Use – Employed in dyeing processes as a mordant and for bleaching textiles in specialized applications.
Metal Treatment – Useful for cleaning and preparing metal components before finishing or polishing.

This product’s multi-purpose effectiveness makes it a valuable tool for both domestic maintenance and industrial cleaning tasks.

Benefits

Effective Rust Removal: Oxalic acid breaks down rust and iron stains that are often resistant to other cleaners.
Multi-Surface Compatibility: Suitable for use on metal, concrete, brick, tiles, and wood when used properly.
Strong Cleaning Power: Can be made into solutions or pastes to tackle stubborn residues that standard detergents cannot remove.

Safety & Handling

Oxalic acid is toxic and corrosive — it can irritate or burn the skin, eyes, and respiratory tract if mishandled. Always follow safety precautions:

Wear protective gear such as gloves, safety glasses, and masks.
Avoid inhalation of dust and prevent contact with the eyes and skin.
Use in well-ventilated areas and keep out of reach of children and pets.

Proper handling and dilution are crucial to ensure safe and effective use.

Product Summary

Product Name: Oxalic Acid / Ethanedioic Acid / Oxiric Acid (1 kilo)
Physical Form: Crystalline white powder
Primary Uses: Rust removal, stain cleaning, surface preparation, household and industrial cleaning
Ideal For: Maintenance professionals, industrial facilities, DIY cleaning tasks