Silicon dioxide
SIGALD/S5631 - ~99%, 0.5-10 μm (approx. 80% between 1-5 μm)
Synonym: Sand, white quartz; Quartz; Silicon dioxide
CAS Number: 14808-60-7
Empirical Formula (Hill Notation): O2Si
Molecular Weight: 60.08
EC Number: 238-878-4
MDL Number: MFCD00011232
Linear Formula: SiO2
Product Type: Chemical
| assay | ~99% |
| form | powder |
| InChI | 1S/O2Si/c1-3-2 |
| InChI key | VYPSYNLAJGMNEJ-UHFFFAOYSA |
| particle size | 0.5-10 μm (approx. 80% between 1-5 μm) |
| Quality Level | 200 ![]() |
| SMILES string | O=[Si]=O |
| Other Notes: | Historically called amorphous. |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 100, 500 g in poly bottle |
| Preparation Note: | A naturally occurring microcrystalline silica which has been finely ground. |
| Symbol | GHS08 |
| Signal word | Danger |
| Hazard statements | H350 - H372 |
| Precautionary statements | P201 - P202 - P260 - P264 - P270 - P308 + P313 |
| Hazard Codes | Xn |
| Risk Statements | 48/20 |
| Safety Statements | 22 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ~99% |
| UNSPSC | 12352300 |


