Hydrated Oxalic Acid
Other Name﹕ETHANDIOIC ACID, ACIDO OXALICO,DIHYDRATE
CAS Number:6153-56-6
Formula﹕H2C2O4.2H2O
Formula WT.﹕126.07
Physical state: white powdery crystal
PACKING:25KG/BAG
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OXALIC ACID
Oxalic acid is a vital industrial chemical with several distinctive physical properties. It appears as a white crystalline solid at room temperature, with a high melting point of approximately 189°C (372°F). Its solubility in water is notable, dissolving readily to form a highly acidic solution. This characteristic makes it valuable in various industrial processes, including cleaning metal surfaces and as a pH regulator in textile and leather industries. It exhibits a strong tendency to form stable salts, known as oxalates, with metals such as calcium and iron, which contributes to its use in metal cleaning and as a chelating agent. Despite its utility, oxalic acid poses health risks, as it is toxic if ingested and can cause severe irritation upon contact with skin or eyes, necessitating careful handling and storage protocols in industrial settings.
|
Test Items |
Standard |
|
Oxalic acid (as H2C2O4 2H2O) |
99.6%min |
|
Sulfate (as SO4) |
0.07%max |
|
ignited residue (850 degree) |
0.01%max |
|
Chloride (Cl) |
0.0005%max |
|
Calcium(Ca) |
0.0005%max |
Chemical analysis and laboratory reagents:
In environmental analysis, it can be used to determine the concentration of calcium and magnesium ions in water, which helps to monitor and control water quality. In addition, oxalic acid is widely used in organic synthesis, such as the synthesis of oxalate, diethyl oxalate and other organic compounds. The versatility and high purity of oxalic acid make it an important reagent for laboratory research and industrial applications.Oxalic acid is commonly used in analytical chemistry and research in the laboratory. Oxalic acid can form stable precipitation with calcium, strontium, lead and other metals, so it is often used to analyze calcium content and determine the concentration of metal ions in water samples. Oxalic acid is also a commonly used reducing agent in organic synthesis, for example for reducing nitro compounds to amines or carboxylic acids to aldehydes. It also has some medicinal applications. For example, ammonium oxalate is often used as a topical drug in the treatment of skin diseases to remove the aging cuticle on the surface of the skin and promote skin regeneration and healing. In addition, oxalates and their salts are also used as important intermediates in the synthesis of certain drugs, such as some oxalate compounds that have antiviral or antibiotic effects in drugs.








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