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Quality Level
form
granular
potency
>5000 mg/kg LD50, skin (Rabbit)
surface area
700 m2/g
loss
≤2.0% loss on drying, 180°C
particle size
0.2-1 mm
pore size
2.0-2.5 nm
pH
7 (20 °C, 100 g/L in H2O, slurry)
bp
2230 °C
mp
>1600 °C
bulk density
200‑800 kg/m3
storage temp.
15-25°C
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
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This Item | 60765 | 60742 | 60741 |
|---|---|---|---|
| surface area 700 m2/g | surface area 500 m2/g | surface area 500 m2/g | surface area 470-530 m2/g |
| loss ≤2.0% loss on drying, 180°C | loss - | loss - | loss - |
| particle size 0.2-1 mm | particle size <20 μm, >632 mesh | particle size 200-500 μm, 35-60 mesh | particle size 63-200 μm, 70-230 mesh |
| pore size 2.0-2.5 nm | pore size 0.8 cm3/g pore volume, 60 Å pore size | pore size 0.8 cm3/g pore volume | pore size 0.7-0.85 cm3/g pore volume, 60 Å average pore size (52-73 Å) |
| pH 7 (20 °C, 100 g/L in H2O, slurry) | pH - | pH - | pH - |
Analysis Note
Loss on drying (180 °C): ≤ 2.0 %
Water absorption capacity (24 hrs.,80 % relative humidity): ≥ 27.0 %
Storage Class Code
13 - Non Combustible Solids
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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