| Property | Specification | Test Method |
|---|---|---|
| Sulfuric Acid (H₂SO₄) Content | ≥ 95.0% (typical) | Gravimetry |
| Appearance | Clear, colorless to slightly oily liquid | Visual |
| Specific Gravity (20°C) | 1.830 – 1.840 | ASTM D891 |
| Assay (by Titration) | 95.0% (min) | ASTM D4294 |
| Non-volatile Matter | ≤ 0.1% | Gravimetry |
| Chloride (Cl) | ≤ 10 ppm | Ion Chromatography |
| Iron (Fe) | ≤ 1 ppm | Inductively Coupled Plasma (ICP) |
| Arsenic (As) | ≤ 0.5 ppm | Inductively Coupled Plasma (ICP) |
| Lead (Pb) | ≤ 1 ppm | Inductively Coupled Plasma (ICP) |
