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| model: | national standard |
|---|---|
| Content: | 6.5-7.5（％） |
| Product grade: | Superior product |
| Manufacturer (place of origin): | The company |
| Density: | 6.5-7.5（g/cm3） |
| Executive quality standard: | SGS |
| Package specification: | 20kg |
Please contact the supplier directly.
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