Introduction
Vitamin ECharacteristics
1. High particle strength 2. low powder content 3. excellent mobilityEvaluation
Absorbent, dispersing agentEarameters
| Silica For Feed Additives | ||||||
| Grade | Unit | Carrier class | Flow agent | Anti agglomeration | ||
| Index | Carrier | glidant | Caking | |||
| Project | YK233 | YK260 | YK280 | Inhibiter | ||
| Appearance | Powder / Beads | |||||
| Physical Form | ||||||
| Particle Size（D50) | μm | —— | —— | —— | 10-14 | 10-14 |
| Silica(Dry Basis) | % | ≥98 | ≥98 | ≥98 | ≥98 | ≥98 |
| Drying Loss | % | ≤8.0 | ≤8.0 | ≤8.0 | ≤8.0 | ≤8.0 |
| Igdition Loss(Dry Basis) | % | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 | ≤7.0 |
| Bulk Density | g/l | 265-300 | 200-240 | 160-200 | 120-200 | 120-200 |
| PH（10%Aqueous Solution） | 6.0-7.5 | 6.0-7.5 | 6.0-7.5 | 6.0-7.5 | 6.0-7.5 | |
| DBP | cm³/g | 1.8-3.2 | 1.8-3.2 | 1.8-3.2 | 1.8-3.2 | 1.8-3.2 |
| Soluble Salts | % | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 |
| Heavy Metal（in form of Pb) | mg/kg | ≤30 | ≤30 | ≤30 | ≤30 | ≤30 |
| As | mg/kg | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 |
| Pb | mg/kg | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 |
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