
| Items | Specification | Results | Test Method |
| Pt-Co Chrominance | ≤10 | 5 | |
| Formic Acid Ppm | ≤30 | 2 | |
| PH:25°C 20%Aqueous Solution | 6.5-8.0 | 7.0 | |
| Electric Conductivity: 25°C 20%Aqueous Solution, Us/cm | ≤10 | 0.14 | |
| Moisture Ppm | ≤500 | 106 | |
| Fe Ppm | ≤0.05 | 0.005 | |
| Methanol Ppm | ≤30 | 2 | |
| DMF % | ≥99.9 | 99.98 |