1. Product Identification
| Item | Details |
| Product Name | Oxalic Acid Dihydrate (Electronic Grade) |
| Chemical Formula | C₂H₂O₄·2H₂O |
| CAS No. | 6153-56-6 |
| Molecular Weight | 126.07 g/mol |
| Appearance | Colorless crystals |
| Grade | Electronic Grade |
2. Typical Specifications
| Analysis Item | Unit | Specification |
| Appearance | / | Colorless crystals |
| Purity (C₂H₂O₄·2H₂O) | wt% | ≥99.6 |
| Chloride (Cl) | wt% | ≤0.0004 |
| Sulfate (SO₄) | wt% | ≤0.002 |
| Calcium (Ca) | wt% | ≤0.0001 |
| Iron (Fe) | wt% | ≤0.0001 |
| Sodium (Na) | wt% | ≤0.0001 |
| Barium (Ba) | wt% | ≤0.0001 |
3. Physical & Chemical Properties
| Item | Details |
| State | Colorless crystalline solid at room temperature |
| Solubility | Soluble in water, ethanol; slightly soluble in ether |
| Stability | Stable under normal conditions; incompatible with strong bases, strong oxidizing agents, and some metals |
| Note (Electronic Grade) | This electronic grade product features ultra-low metal ion content, suitable for semiconductor wafer cleaning and precision etching applications. |
4. Packaging & Storage
Packaging: Electronic grade clean packaging (available in cleanroom-grade bags/drums, customizable upon request).
Storage Conditions: Store in a cool, dry, well-ventilated area. Keep away from incompatible materials, heat sources, and direct sunlight. Avoid cross-contamination with other substances.
Handling Precautions: Handle in a clean environment (cleanroom recommended). Wear appropriate personal protective equipment (gloves, goggles, respirator) to prevent contamination.
