| TESTING ITEMS | SPECIFICATION | RESULTS |
| Description | Brownish yellow or brownish red viscous liquid | Conforms |
| Active component | ≥50.0% | 51.5% |
| Phosphoric Acid | ≤3.0% | 1.0% |
| PH value | 2.0~2.5 | 2.0 |
| Iron (As Fe) | ≤35mg/L | 10mg/L |
| Chloride( As Cl) | 12%~17% | 15% |
| Density (20℃) | 1.35~1.45 | 1.39 |
| Conclusion: The Product Conforms to Enterprise Standard. |
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