Industrial Oxalic Acid (CAS:144‑62‑7)
White crystalline solid. Strictly tested under standard GB/T1626‑2008.
Specification (Batch COA)
| Test Item |
Standard Index |
Test Result |
| Appearance |
White Crystal |
Qualified |
| Oxalic Acid Content |
≥99.6% |
99.90% |
| Sulfate (as SO₄) |
≤0.08% |
0.030% |
| Ignition Residue |
≤0.08% |
0.003% |
| Heavy Metals (as Pb) |
≤0.001% |
0.0005% |
| Iron (as Fe) |
≤0.0015% |
0.00020% |
| Chloride (as Cl) |
≤0.002% |
0.0005% |
| Calcium (as Ca) |
‑ |
0.00003% |
Main Applications
- Metal surface cleaning, rust removal treatment
- Bleaching agent for textile & leather industry
- Mineral processing, construction cleaning agent
- Chemical synthesis raw material
Our Advantages
- High purity, low impurity content
- Batch quality certificate COA is available
- Stable supply for bulk export
- Complete export document support