Low-impurity additive for PCB and precision metal surface cleaning
Assay ≥99.6%Low ChlorideCAS 144-62-7Low MetalsElectronic grade Oxalic Acid 99.6% (ethanedioic acid) is produced with tightly controlled chloride and metal impurities for electronics manufacturing. As a cleaning and chelating additive it removes oxide, flux residue and metal contamination from PCB and precision metal surfaces.
| CAS No. | 144-62-7 |
|---|---|
| Molecular Formula | C2H2O4 |
| Appearance | White crystal powder |
| Assay | ≥ 99.6% |
| Chloride | ≤ 0.005% |
| Heavy Metals | ≤ 5 ppm |