Silica Gel For Column-layer Chromatography CAS 112926-00-8

Silica Gel for Column-layer Chromatography CAS NO:112926-00-8 Molecular formula:SiO2 Properties: White grains of homogeneous size. Application: Used for refinement of pertrol products removal of aromatic hydrocarbon material separation and...

Product Details

Silica Gel for Column-layer Chromatography
CAS NO: 112926-00-8
Molecular formula: SiO2
Properties: White grains of homogeneous size.
Application:
Used for refinement of pertrol products removal of aromatic hydrocarbon material separation and refinement of traditional Chinese herbal medicine components,preparation of high purity substance,etc.
Specification:

Items

Quality

Industry grade

Reagent grade

Type 1

Type 2

Type 3

Type 4

Type 1

Type 2

Type 3

Type 4

Specific surface area(m2/g)

>450

380-550

300-450

<350

>450

380-550

300-450

<350

Pore Volume(ml/g)

0.35-0.5

0.6-0.8

0.8-1.0

>1.0

0.35-0.5

0.6-0.8

0.8-1.0

>1.0

Chlorides(Cl)(%)

-

0.02 max.

Iron(Fe)(%)

-

0.02 max.

PH value

Negotiable

Negotiable

Loss on Heating(%)

5 max.

5 max.

Size(μm)

Negotiable

Negotiable

Qualified size ration(%)

60 min.

60 min.

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