Silica Gel Type B CAS 112926-00-8

Silica Gel Type B CAS NO:112926-00-8 Molecular formula:SiO2.nH2O Properties: Milky white,transparent or translucent.Average pore diameter 4.5-7.0nm.Specific surface area 450-650 m 2 /g.Pore volume 0.60-0.85 ml/g.Structure lying between macro-pored and fine-pored silica...

Product Details

Silica Gel Type B

CAS NO: 112926-00-8

Molecular formula: SiO2.nH2O

Properties:

Milky white,transparent or translucent.Average pore diameter 4.5-7.0nm.Specific surface area 450-650 m2/g.Pore volume 0.60-0.85 ml/g.Structure lying between macro-pored and fine-pored silica gel.

Application:

Mainly used as liquid adsorbents,drier and perfume carriers,also may be used as catalyst carriers,silica sands,etc.

Specification:

Items

Discoloring

Blue

Adsorption capacity,25ºC(%)

RH=10%

4.0 min.

3.0 min.

RH=20%

11.0 min.

10.0 min.

RH=80%

70.0 min.

50.0 min.

Qualified ratio of spherical granules(%)

82 min.

-

Loss on Heating(%)

2.0 max.

2.0 max.

PH

5.5-7.5

4-8

Specific resistance(Ω.cm)

5000 min.

3000 min.

Silica(%)

98 min.

98 min.

Qualified size ratio(%)

Negotiable

Negotiable

Bulk density(g/l)

Negotiable

Negotiable

Size

0.5-1.5 mm,2-5mm,3-5 mm,4-8mm

Note:The qualified rate of spherical particles is only suitable for silica gel B type bead.

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