Description

Oxalic Acid is a versatile and powerful dicarboxylic acid widely utilized across multiple industrial sectors. Its strong chelating and reducing properties make it an essential processing agent for cleaning, purification, and synthesis applications. Key industries that rely on this compound include pharmaceuticals, textiles, metal treatment, and specialty chemical manufacturing, where consistent quality and reliable supply are paramount.

Application

• Metal Cleaning & Surface Treatment: Used as a chelating agent to remove rust, scale, and oxides from ferrous and non-ferrous metals.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of various active pharmaceutical ingredients (APIs).
• Textile & Leather Processing: Acts as a bleaching agent and mordant in dyeing processes for fabrics and leather goods.
• Industrial Cleaning Formulations: A critical component in specialized cleaners and descalers for boilers, heat exchangers, and cooling systems.
• Rare Earth Element Extraction: Employed in hydrometallurgical processes for the purification and separation of rare earth metals.
• Wood Bleaching & Restoration: Effective in bleaching wood pulp and restoring aged wood by removing stains and dark spots.
• Analytical Chemistry: Used as a primary standard in analytical titrations and as a precipitating agent.
• Specialty Chemical Synthesis: A precursor for oxalates, esters, and other organic compounds in fine chemical production.

Basic Information

Product Name	Oxalic Acid
CAS No.	2173637-43-7
Molecular Formula	C2H2O4
Molecular Weight	90.03 g/mol
Synonyms	Ethanedioic Acid; Dicarboxylic Acid; Wood Bleach; Acid of Sugar; Dihydrate; Oxalic Acid Dihydrate; Hydrogen Oxalate; Kleenox
EINECS	Contact for details

Quality Control

Our Oxalic Acid is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. The product undergoes rigorous analytical testing, including assay, impurity profiling, and physical property verification. A Certificate of Analysis (COA) is provided with each shipment, detailing compliance with agreed specifications. We can support production under various quality frameworks, including GMP, ISO, and other industry-specific standards upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be kept away from strong acids and organic solvents. Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay	≥ 99.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Chloride (Cl)	≤ 50 ppm
Sulfate (SO4)	≤ 100 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.