Crystal powder reagent for developer and fixing solutions
Assay ≥99.6%Low Heavy MetalsCAS 144-62-7High PurityPhotographic grade Oxalic Acid 99.6% (ethanedioic acid, C2H2O4) is a high purity reagent used in photographic chemistry. It serves as a buffering, complexing and cleaning component that supports stable developer and fixing performance in darkroom processing.
| CAS No. | 144-62-7 |
|---|---|
| Molecular Formula | C2H2O4 |
| Appearance | White crystal powder |
| Assay | ≥ 99.6% |
| Water Insoluble | ≤ 0.01% |
| Heavy Metals | ≤ 10 ppm |