420840
LUDOX® AS-40 colloidal silica
40 wt. % suspension in H2O
Synonym(s):
Silica preparation
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About This Item
Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
MDL number:
UNSPSC Code:
12352309
PubChem Substance ID:
NACRES:
NA.22
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description
colloidal
Quality Level
form
liquid
concentration
40 wt. % suspension in H2O
surface area
~135 m2/g
pH
9.1
density
1.295 g/mL at 25 °C
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
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General description
LUDOX® AS-40 colloidal silica is used as a silica source in the preparation of zeolites.
Application
Ludox AS-40 is used as:
- A filler material in the nanocomposite Nafion films
- A precursor in the synthesis of micro-mesoporous carbon spheres
Legal Information
LUDOX is a registered trademark of W.R. Grace & Co.-Conn.
Storage Class Code
12 - Non Combustible Liquids
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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