Name: Oxalic Acid | Solid
SKU: 6768f84127e5fd000fb7166a
Availability: InStock

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Oxalic Acid | Solid

Oxalic Acid is a white crystalline organic acid widely used as a cleaning, bleaching, and reducing agent in industrial, textile, and household applications. Known for its strong acidity and chelating ability, it is highly effective in removing rust, scale, and metallic stains.

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Key Characteristics

Chemical Name: Oxalic Acid
Chemical Formula: C₂H₂O₄ · 2H₂O (dihydrate form, most common)
Appearance: White, crystalline powder or colorless crystals
Odour: Odourless
Molecular Weight: 126.07 g/mol (dihydrate)
Melting Point: 101–102°C (decomposes upon heating)
Solubility: Highly soluble in warm water; moderately soluble in cold water; soluble in ethanol
Acidity: Strong organic acid; pKa₁ ≈ 1.25
Stability: Stable under normal conditions; decomposes when heated

Functional Properties

Strong chelating agent for removing iron, calcium, and mineral deposits
Effective reducing and bleaching agent
Dissolves rust, scale, and tarnish from various surfaces
Useful in pH adjustment and chemical synthesis
Acts as a precipitating agent in rare earth and metal processing
Functions as a cleaning and descaling agent across multiple industries

Common Applications
Cleaning & Descaling

Used for removing rust, mineral scale, and stains from metals, tiles, and household surfaces.

Textile & Leather

Acts as a bleaching agent and mordant for dyeing and finishing processes.

Metal Treatment

Removes rust and corrosion from steel, acts as a metal polishing agent.

Chemical Manufacturing

Precursor in producing oxalates, pharmaceuticals, and specialty chemicals.

Mining & Metallurgy

Used for rare earth precipitation and metal purification.

Wood & Surface Restoration

Brightens wood surfaces (especially for hardwood restoration).

Advantages

Highly efficient stain, rust, and scale remover
Strong chelating and reducing capabilities
Versatile for industrial, commercial, and household applications
Cost-effective and easy to handle with standard precautions
Provides controlled acidity and effective surface cleaning

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Peninsular Malaysia Delivery

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Cash on Delivery

Oxalic Acid | Solid

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