All Photos(1)




Oxalic acid solution

for 1000 ml, c(C₂H₂O₄) = 0.05 mol/l (0.1 N) Titrisol®

Sign Into View Organizational & Contract Pricing

Quality Level

product line




reaction suitability

reaction type: Acid-base reactions


0.05 M


titration: suitable


1 (20 °C in H2O)


1.02 g/cm3 at 20 °C

storage temp.


Related Categories


  • Environmental Monitoring and Remediation: Oxalic acid solution is widely used in environmental studies to analyze and remediate pollutants in water and soil samples. It is particularly effective in extracting heavy metals and other contaminants, facilitating their quantification through various analytical techniques. Recent research has demonstrated the use of oxalic acid in the extraction and analysis of phosphate and oxalic acid levels in soil, highlighting its importance in environmental monitoring and agricultural studies (Abodunrin et al., Pakistan Journal of Analytical & Environmental Chemistry, 2020).

  • Material Science and Synthesis: Oxalic acid solution plays a crucial role in the preparation and characterization of advanced materials. For instance, it is used in the synthesis of laminated alumina films through anodic oxidation, which exhibit unique structural colors. This application is essential for developing novel materials with potential applications in photonics and electronics (Segawa and Wada, Materials Chemistry and Physics, 2020).

  • Crystal Growth and Characterization: In crystallography, oxalic acid solution is employed to grow and study single crystals of various compounds. Research has shown its effectiveness in growing oxalic acid dihydrate, potassium oxalate hydrate, and potassium hydrogen oxalate oxalic acid dihydrate crystals. These studies are crucial for understanding the properties and potential applications of these materials in scientific and industrial contexts (Mahendra and Udayashankar, Journal of Physics and Chemistry of Solids, 2020).

  • Industrial Waste Processing: Oxalic acid solution is used in the leaching and processing of industrial waste to recover valuable materials. For example, it is utilized in the production of boric acid from ulexite waste, demonstrating its efficiency in extracting boron from industrial by-products. This application is important for developing sustainable methods for waste management and resource recovery (Koçan and Bayça, Uluslararası Muhendislik Arastirma ve Gelistirme Dergisi, 2020).

  • Corrosion Studies and Surface Treatment: Oxalic acid solution is employed in the study of corrosion behaviors and surface treatments of various metals. It is used in the anodizing processes of aluminum alloys to improve their corrosion resistance and surface properties. Recent research has focused on the formation behavior of anodizing films on aluminum alloys in oxalic acid solution, providing insights into enhancing the durability and performance of metal surfaces (Pham et al., Materials Chemistry and Physics, 2024).

Legal Information

Titrisol is a registered trademark of Merck KGaA, Darmstadt, Germany






Hazard Classifications

Eye Dam. 1 - Skin Corr. 1

Storage Class

8B - Non-combustible, corrosive hazardous materials




Not applicable


Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).


Product Number
Pack Size/Quantity

Additional examples:





enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service