Products
Nano Alumina
Product name | Alumina |
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CAS NO. | 1344-28-1 |
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Molecular formula | Al2O3 |
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Molecular weight | 102.0 |
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Structure | ||||
Model | GRN9999 |
GRN9995 |
GRN9990 |
GRN9970 |
Crystallographic form | α |
α |
α |
α |
Purity | 99.99% |
99.95% |
99.9% |
99.7% |
D50 | ≤0.70μm |
≤0.80μm |
≤0.80μm |
≤0.80μm |
BET | 4-9 m2/g |
4-9 m2/g |
5-9 m2/g |
5-9 m2/g |
pH value | 6-8 |
7-9 |
7-9 |
7-9 |
Fe | ≤10 ppm |
≤20 ppm |
≤30 ppm |
≤35 ppm |
Na | ≤10 ppm |
≤20 ppm |
≤30 ppm |
≤35 ppm |
K | ≤5 ppm |
≤10 ppm |
≤15 ppm |
≤15 ppm |
Ca | ≤5 ppm |
≤10 ppm |
≤15 ppm |
≤15 ppm |
Uses | diaphragm or filming of polar plate of lithium ion battery to improve the safety of lithium-ion batteries |