LUDOX® CL-X colloidal silica
ALDRICH/420891 - 45 wt. % suspension in H2O
Synonym: Silica preparation
CAS Number: 7631-86-9
Empirical Formula (Hill Notation): O2Si
Molecular Weight: 60.08
MDL Number: MFCD00011232
Linear Formula: SiO2
Product Type: Chemical
| concentration | 45 wt. % suspension in H2O |
| contains | sodium-stabilizing counterion |
| density | 1.36 g/mL at 25 °C |
| description | colloidal |
| form | suspension |
| impurities | 7% ethylene glycol |
| InChI | 1S/O2Si/c1-3-2 |
| InChI key | VYPSYNLAJGMNEJ-UHFFFAOYSA |
| pH | 9.1 |
| Quality Level | 100 ![]() |
| SMILES string | O=[Si]=O |
| surface area | ~130 m2/g |
| Legal Information: | LUDOX is a registered trademark of W.R. Grace & Co.-Conn. |
| Packaging: | 1 L in poly bottle |
| Packaging: | 18 L in poly drum |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 1.36 g/mL at 25 °C |
| UNSPSC | 12352309 |

