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403598

Silica gel Inorganic Sorbent

high-purity grade (7754), 70-230 mesh

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500 g

Available to ship TODAYfromMILWAUKEE

$927.00

About This Item

CAS Number:
UNSPSC Code:
23201100
PubChem Substance ID:
NACRES:
SB.52
EC Number:
231-545-4
MDL number:

$927.00


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Product Name

Silica gel, high-purity grade (7754), pore size 60 Å, 70-230 mesh

grade

high-purity grade (7754)

Quality Segment

form

powder

manufacturer/tradename

EMD Millipore®

technique(s)

LPLC: suitable

surface area

550 m2/g

matrix

Silica

matrix active group

silica

particle size

63-200 μm, 70-230 mesh

pore size

~0.8 cm3/g pore volume, 60 Å

bp

2230 °C

mp

>1600 °C

separation technique

hydrophilic interaction (HILIC)

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

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 resulting in the formation of uniform polymer particles with narrow particle size distribution and high bulk density. Silica gel is classified as below:
a. Aquagel - pores are filled with water
b. Xerogel - by the process of evaporation, aqueous phase in the pores are removed
c. Aerogel - solvent removed by supercritical extraction

Application

Silica gel was used to compare MCM-41 type mesoporous adsorbents.

Other Notes

Low levels of Fe, Cu, Zn, Cl-, SO42-, and NO3- reduce irreversible adsorption.

Legal Information

EMD Millipore is a registered trademark of Merck KGaA, Darmstadt, Germany

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This Item
236802288500
description

high-purity grade (7754), pore size 60 Å, 70-230 mesh

description

high-purity grade (Davisil Grade 636), pore size 60 Å, 35-60 mesh particle size

description

high-purity grade, pore size 60 Å, 2-22 μm particle size distribution, without binder, suitable for thin layer chromatography (TLC)

separation technique

hydrophilic interaction (HILIC)

separation technique

hydrophilic interaction (HILIC)

separation technique

-

matrix

Silica

matrix

Silica

matrix

-

particle size

63-200 μm, 70-230 mesh

particle size

35-60 mesh, 250-500 μm

particle size

-

pore size

~0.8 cm3/g pore volume, 60 Å

pore size

0.75 cm3/g pore volume, 60 Å

pore size

60 Å pore size

matrix active group

silica

matrix active group

silica

matrix active group

-

form

powder

form

powder

form

powder


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Storage Class

11 - Combustible Solids

WGK

nwg

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable



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