| Property | Specification | Test Method |
|---|---|---|
| Chromium Trioxide (CrO₃) Content | ≥ 99.0% | Titrimetric Analysis |
| Appearance | Deep red crystals or flakes | Visual |
| Solubility in Water | Soluble | Qualitative Solubility Test |
| Sulfate (SO₄)²⁻ | ≤ 0.2% | Gravimetric Analysis |
| Chloride (Cl⁻) | ≤ 0.05% | Silver Nitrate Precipitation |
| Iron (Fe) | ≤ 0.01% | Atomic Absorption Spectroscopy (AAS) |
| Nickel (Ni) | ≤ 0.01% | AAS |
