MilliporeSigma
All Photos(2)

1.07735

Supelco

Silica gel

beads, desiccant ~ 2 - 5 mm

CAS Number:
MDL number:
EC Index Number:
231-545-4

Quality Level

form

beads

potency

>5000 mg/kg LD50, skin (Rabbit)

loss

≤2% loss on drying, 180°C

particle size

2-5 mm

pore size

2.0-2.5 nm

surface area

BET surf. area 700 m2/g

pH

5-8 (20 °C, 100 g/L in H2O, slurry)

bp

2230 °C

mp

>1600 °C

bulk density

750‑800 kg/m3

storage temp.

no temp limit

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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Analysis Note

Bulk density: about 75
Loss on drying (180 °C): ≤ 2 %
Water absorption capacity (24 hrs.,80 % relative humidity): ≥ 27 %

Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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