LUDOX® TM-50 colloidal silica
ALDRICH/420778 - 50 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 | 50 wt. % suspension in H2O |
| density | 1.4 g/mL at 25 °C |
| description | colloidal |
| form | viscous liquid |
| InChI | 1S/O2Si/c1-3-2 |
| InChI key | VYPSYNLAJGMNEJ-UHFFFAOYSA |
| pH | 9.0 |
| Quality Level | 200  |
| SMILES string | O=[Si]=O |
| surface area | ~140 m2/g |
| Application: | LUDOX® TM-50 colloidal silica can be used: • As a silica source to synthesize tetrapropylammonium(TPA)- • As a removable template to prepare mesoporous carbon materials by using a resorcinol-formaldehyde resin as a carbon precursor. • As a separation layer to synthesize non-spherical flexible poly(butylacrylate) (PBA) polymer particles by concentrated emulsion polymerization. |
| General description: | LUDOX® TM-50 colloidal silica is an aqueous dispersion of silica particles with intermediate particle size and narrow particle size distribution. |
| Legal Information: | LUDOX is a registered trademark of W.R. Grace & Co.-Conn. |
| Packaging: | 1, 4 L in poly bottle |
| Packaging: | 18 L in poly drum |
| RIDADR | NONH for all modes of transport |
| WGK Germany | nwg |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 1.4 g/mL at 25 °C |
| UNSPSC | 12352309 |