Oxalic Acid

Oxalic acid (COOH)₂ is a naturally occurring organic compound, often found in plants like spinach and rhubarb. It is a colorless, crystalline solid that is highly soluble in water and is commonly used as a bleaching agent, metal cleaner, and rust remover.

Synonyms:

• Ethanedioic acid ,Acid of sugar ,Oxiric acid ,Oxalic acid dihydrate (when in hydrated form)

CAS Number:

• 144-62-7 (for anhydrous oxalic acid)
• 6153-56-6 (for oxalic acid dihydrate)

Safety Data Sheet (SDS) Highlights

• Hazard Classification:
  Oxalic acid is classified as harmful if swallowed or inhaled and can cause severe skin burns and eye damage.
• Hazard Statements:
  • H302: Harmful if swallowed.
  • H312: Harmful in contact with skin.
  • H314: Causes severe skin burns and eye damage.
  • H332: Harmful if inhaled.
• Precautionary Statements:
  • P280: Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
  • P304+P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• First Aid Measures:
  • Inhalation: Move to fresh air and keep at rest. Seek medical attention if symptoms persist.
  • Skin Contact: Remove contaminated clothing immediately and wash skin with plenty of soap and water. Seek medical advice.
  • Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if possible. Seek immediate medical attention.
  • Ingestion: Rinse mouth. Do not induce vomiting. Seek immediate medical attention.
• Handling and Storage:
  Store in a cool, dry place away from incompatible materials such as alkalis, reducing agents, and oxidizers. Use in a well-ventilated area and minimize dust generation.