Uniform and overall good quality however clumping in the container poses a problem for adequate weighing and distribution in a fluid medium. Better dehydratation of the product could help.
805890
Silica
mesoporous, 0.5 μm particle size, pore size ~2 nm
Silica
Synonym(s):
Porous Silica, Silicon dioxide
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1 G
$203.00
About This Item
Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23
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Quality Level
assay
99.9% trace metals basis
form
powder
particle size
0.4-0.6 μm (SEM)
0.5 μm
pore size
0.1-0.3 cm3/g pore volume
~2 nm pore size
bp
2230 °C (lit.)
mp
>1600 °C (lit.)
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
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Related Categories
1 of 4
This Item | 808989 | 806587 | 806889 |
|---|---|---|---|
| form powder | form mesoporous, powder | form mesoporous, powder | form mesoporous, powder |
| assay 99.9% trace metals basis | assay - | assay 99.9% trace metals basis | assay 99.9% trace metals basis |
| particle size 0.4-0.6 μm (SEM), 0.5 μm | particle size 0.4-0.6 μm (SEM), 0.5 μm | particle size 2 μm | particle size 1 μm |
| mp >1600 °C (lit.) | mp >1600 °C (lit.) | mp >1600 °C (lit.) | mp >1600 °C (lit.) |
| pore size 0.1-0.3 cm3/g pore volume | pore size 0.2-0.4 cm3/g pore volume, 3.5-4.5 nm pore diameter, ~4 nm pore size | pore size 0.1-0.3 cm3/g pore volume, ~2 nm pore size | pore size 0.2-0.4 cm3/g pore volume, ~4 nm pore size |
| bp 2230 °C (lit.) | bp 2230 °C (lit.) | bp 2230 °C (lit.) | bp 2230 °C (lit.) |
Storage Class
13 - Non Combustible Solids
wgk_germany
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
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