Oxalic acid
CAS NO.: 144-62-7
Molecular Formula: C2H2O4
Molecular Weight: 90.03
Oxalic acid is a colorless, crystalline organic compound and the simplest dicarboxylic acid. It occurs naturally in many plants and vegetables and is widely used in industry as a cleaning, bleaching, and mordanting agent.
Main Applications:
Used as a reducing agent in photography, metal cleaning, rust removal, bleaching of textiles and wood, and as a mordant in dyeing. Also serves as a precursor for various oxalates.
Typical Properties:
|
Purity |
≥99.6% (minimum) |
|
Density |
1.33 g/cm³ 20°C |
|
Boiling point |
252.7°C 760 mmHg (standard atmospheric pressure) |
|
Melting Point |
280°C (sublimation) Sublimation characteristics (literature value) |
|
Flash point |
482°F (≈249°C) Closed cup test |
|
Storage conditions |
Room temperature, dry environment, light-proof, sealed, moisture-proof |
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