| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | White or off-white powder | Conforms |
| Viscosity range (2% solution 25℃) |
5500~80000 | Choose |
| Humidity | ≤6.0% | 3.23% |
| Ash | ≤3.5% | 1.70% |
| PH value | 5.5~7.0 | 6.5 |
| Particle size 80mesh (through 180um) |
≥95.0% | Conforms |
| Conclusion: The Product Conforms to Enterprise Standard. |
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