Description

🔬 Oxalic Acid 99% Specifications

• Chemical Name: Oxalic Acid

• Chemical Formula: C₂H₂O₄·2H₂O

• CAS Number: 6153-56-6

• Purity: ≥99%

• Appearance: White, crystalline powder

• Molecular Weight: 126.07 g/mol (dihydrate form)

• Melting Point: 101–102°C (dihydrate)

• Density: 1.653 g/cm³

• Solubility: Soluble in water, alcohol, and ether

• pH (0.1M solution): ~1.3

• Packaging: 25 kg bags, fiber drums, or customized bulk packaging

• Shelf Life: 2 years under proper storage conditions

• Storage Conditions: Store in a cool, dry, well-ventilated area away from moisture and incompatible substances like strong oxidizers

🏭 Applications of Oxalic Acid 99%

1. Metal Cleaning and Polishing

One of the primary industrial uses of oxalic acid 99% is in metal surface treatment. It effectively removes rust, tarnish, and scale from metals such as iron, brass, and stainless steel without damaging the base material. It is commonly used in automotive detailing, metal restoration, and equipment maintenance.

2. Textile and Leather Industry

Oxalic acid acts as a bleaching agent in the textile industry. It is used to remove ink, dye, and other stains from fabrics and to neutralize alkaline substances. In leather processing, it assists in cleaning and pH balancing.

3. Cleaning and Household Products

Due to its effective descaling and stain-removing properties, oxalic acid is used in bathroom cleaners, deck brighteners, and toilet bowl cleaners. It removes calcium deposits, mineral buildup, and even iron stains from tiles and porcelain.

4. Chemical Synthesis

Oxalic acid serves as a reagent in organic synthesis and the manufacture of other chemicals, including oxalates, dyes, and rare earth compounds. It is also used in the purification of pharmaceutical ingredients.

5. Wood Restoration

In the woodworking industry, oxalic acid is used to restore the natural color of aged or stained wood. It can effectively remove water stains and bring back the original tone of the wood surface.

✅ Benefits of Oxalic Acid 99%

• ✔️ High purity (99%) for consistent and reliable results

• ✔️ Excellent rust and stain remover for metals and ceramics

• ✔️ Biodegradable and plant-derived in trace amounts

• ✔️ Multipurpose usage across industrial and domestic sectors

• ✔️ Effective in low concentrations—economical to use

• ✔️ Non-volatile and easy to handle in powder form

⚠️ Safety and Handling

While effective, oxalic acid is corrosive and toxic if mishandled. Proper safety precautions should be followed:

• Avoid skin and eye contact—wear gloves and protective goggles.

• Use in well-ventilated areas or under fume extraction.

• Do not ingest or inhale dust—it can be harmful or fatal.

• Store securely to prevent accidental exposure, especially around children or pets.

• Dispose responsibly according to local environmental regulations.

📌 Conclusion

Oxalic Acid 99% is a powerful and reliable organic acid with diverse applications in cleaning, metal finishing, textile processing, and chemical manufacturing. Its high purity, strong cleaning ability, and broad versatility make it a preferred choice for industrial professionals and DIY users alike.

Whether you’re restoring antique metal, removing mineral stains, or synthesizing specialty chemicals, oxalic acid delivers high performance and value.