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China supply Oil field bentonite clay powder with low price
| Item | Index | Test results |
| Color | white or grey or pink | grey |
| Bleaching Power ,% | 90 | 97 |
| Free acid(H2SO4)% | ≤0.2 | 0.17 |
| Fineness(200mesh) | ≥90 | 99 |
| Filter speed (ml/min) | ≥ 5.0 | 5 |
| Bulk density(g/ml) | 055+0.10 | 0.62 |
| Specific surface area (m2/g) | ≥280 | 290 |
| PH | 2.2-3.4 | 2.6 |
| Heave metal(Pb)mg/kg | ≤1 | 0.5 |
| As(mg/kg) | ≤2 | 1.1 |
| Moisture,% | ≤5 | 4 |
CAS Number: 1302-78-9 Name: Bentonite MICROBIAL LIMITS PLATE COUNT Aerobic microbial plate count is typically 100 cfu/g. No presence of S. aureus, E. coli, Salmonella sp. or P. Aeruginosa STORAGE: Store in cool location, keep away from heat and direct sunlight. Keep container sealed. HANDLING PRECAUTIONS: Please refer to the Chuangsen Bentonite Material Safety Data Sheet. |
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