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| Item | Specifications | |
| Appearance | Colorless liquid | Colorless or white crystal |
| Purity | ≥70% | ≥99.0% |
| Chloride (Cl) | ≤10ppm | ≤0.001% |
| Sulfate | ≤100ppm | ≤0.01% |
| Heavy Metals (Pb) | ≤10ppm | |