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420794

LUDOX® SM colloidal silica

30 wt. % suspension in H2O

Synonym(s):

Silica preparation

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About This Item

Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352309
MDL number:
Technical Service
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description

colloidal

Quality Segment

form

liquid

concentration

30 wt. % suspension in H2O

surface area

320-400 m2/g

pH

9.7-10.3

density

1.22 g/mL at 25 °C

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

General description

contains sodium stabilizing counterion

LUDOX® SM colloidal silica is used in the synthesis of propargylamines.

Application

LUDOX® SM colloidal silica has been used as a model solute to study the rejection behavior of carbon nanotube membranes. It was modified with bis (1(3-trimethoxysilylpropyl)-3-methyl-imidazolium) copper tetrachloride to be used as a catalyst for the preparation of propargylamines.

Legal Information

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


Storage Class

12 - Non Combustible Liquids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter



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