Gel de silice, haute pureté, pore taille 60 ? à, maille 70- 230, 63 - 200 mum,pour chromatographie des colonnes

Code: 60741-25kg D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Silica gel may be used in separation of single-walled carbon nanotube (SWNT) by simple filtration.

General description

Silica gel is ...


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Votre prix
$1,711.00 25KG
$2,053.20 inc. VAT

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Silica gel may be used in separation of single-walled carbon nanotube (SWNT) by simple filtration.

General description

Silica gel is a rigid 3D network of colloidal silica. It is exclusively used as a support material for the active titanium (III) centers in Ziegler-Natta catalysts. Silica gel allows a controlled fragmentation leading to form uniform polymer particles with narrow particle size distribution and high bulk density. Silica gel is classified as below:a. Aquagel - pores are filled with waterb. Xerogel - by the process of evaporation, aqueous phase in the pores are removedc. Aerogel - solvent removed by supercritical extraction

Packaging

5, 25 kg in poly drum

1 kg in poly bottle

bp2230 °C
descriptionactivity acc. to Brockmann and Schodder 2 - 3
formpowder or crystals
gradehigh-purity grade
InChI keyVYPSYNLAJGMNEJ-UHFFFAOYSA-N
InChI1S/O2Si/c1-3-2
manufacturer/tradenameSigma-Aldrich
matrix active groupsilica
matrixSilica
mp>1600 °C
particle size70-230 mesh, 63-200 µm
pore size0.7-0.85 cm3/g pore volume, 60 Å average pore size (52-73 Å)
Quality Level200
separation techniquehydrophilic interaction (HILIC)
SMILES stringO=[Si]=O
surface area470-530 m2/g
technique(s)LPLC: suitable
Code
Description
Unité de vente
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Qté
Cas Number112926-00-8
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