420875

LUDOX^® AM colloidal silica

30 wt. % suspension in H₂O

• Synonym(s): Silica preparation
• Linear Formula: SiO₂
• CAS Number: 7631-86-9
• Molecular Weight: 60.08
• MDL number: MFCD00011232
• UNSPSC Code: 12352309
• PubChem Substance ID: 24866359
• NACRES: NA.22

Properties

• description: colloidal
• form: liquid
• concentration: 30 wt. % suspension in H₂O
• surface area: 198-250 m²/g
• pH: 8.6-9.3
• density: 1.21 g/mL at 25 °C
• SMILES string: O=[Si]=O
• InChI: 1S/O2Si/c1-3-2
• InChI key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N

Description

General description

contains sodium stabilizing counterion.

LUDOX^® AM colloidal silica consists of more condensed silicon structure and it is used in the preparation of polyaniline dispersions.

Application

LUDOX^® AM colloidal silica can be used as a source of silica for the synthesis of:

• NaX zeolites by hydrothermal method.
• Chrysotile-type Mg₃Si₂O₅·(OH)₄ nanotubes (MgSi-NTs).

It can also be used as a binder for ceramic slurries.

Legal Information

LUDOX is a registered trademark of W.R. Grace & Co.-Conn.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H317,H412
• pcodes: P261 - P272 - P273 - P280 - P302 + P352 - P333 + P313
• Hazard Classifications: Aquatic Chronic 3 - Skin Sens. 1
• Storage Class: 12 - Non Combustible Liquids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter