701491
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701491
Aldrich
Silicon dioxide, alumina doped
nanoparticles, dispersion, <50 nm particle size, 20 wt. % in H2O, 99.99% trace metals basis
| Synonym: | silicic anhydride, alumina doped preparation |
| CAS Number: | 7631-86-9 |
| Linear Formula: | (SiO2)x(Al2O3)y |
| Molecular Weight: | 60.08 |
| MDL number: | MFCD06202255 |
Description
| General description | Contains no dispersant |
Properties
| assay | 99.99% trace metals basis |
| form | dispersion |
| nanoparticles | |
| composition | aluminum, 7.5 wt. % |
| concentration | 20 wt. % in H2O |
| particle size | <50 nm |
| surface area | spec. surface area 75.5 m2/g (BET) |
| pH | 5-6(neat) |
| density | 1.087 g/mL at 25 °C |
Safety
| Flash Point(F) | 230 °F |
| Flash Point(C) | 110 °C |
