For aluminium anodizing and metal surface treatment
Oxalic Acid 99.6% technical grade (ethanedioic acid) is used in aluminium anodizing and metal finishing. In anodizing electrolytes it helps build a durable, decorative oxide layer with distinctive colour tones, while in cleaning baths it removes oxide and surface contamination before coating.
| CAS No. | 144-62-7 |
| Molecular Formula | C2H2O4 |
| Appearance | White crystal |
| Assay | ≥ 99.6% |
| Moisture | ≤ 0.3% |