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
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
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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