637246
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637246
Aldrich
Silicon dioxide
nanopowder (spherical, porous), 5-15 nm particle size (TEM), 99.5% trace metals basis
| Synonym: | Silica, Silicon dioxide |
| CAS Number: | 7631-86-9 |
| Linear Formula: | SiO2 |
| Molecular Weight: | 60.08 |
| EC Number: | 231-545-4 |
| MDL number: | MFCD00011232 |
| PubChem Substance ID: | 24882840 |
Description
| Packaging | 50, 250 g in glass btl |
| 500 g in poly drum |
Properties
| assay | 99.5% trace metals basis |
| form | nanopowder (spherical, porous) |
| particle size | 5-15 nm (TEM) |
| surface area | 590-690 m2/g (TEM) |
| bp | 2230 °C(lit.) |
| mp | >1600 °C(lit.) |
| density | 2.2-2.6 g/mL at 25 °C |
| bulk density | 0.068 g/mL |
Safety
| Personal Protective Equipment | dust mask type N95 (US), Eyeshields, Gloves |
| WGK Germany | NWG |
| RTECS | VV7310000 |
References
| Merck | Merck 13,8567 |
| reference | Corp MSDS 1 (2), 3090:A / RegBook 1 (3), 3535:B / Sax 6, 2395 |
