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Molecular sieves, 4A

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SKU# M4A00000

Product Detail

1. Product Information

Product Name:                Molecular Sieve 4A; 4A Molecular Sieve; Zeolite 4A

Chemical Formula:          Na2O • Al2O3 • 2SiO2 • 9/2H2O

Silica-Alumina ratio:        SiO2/ Al2O3 ≈ 2

Pore Size:                       ~4Å

CAS No.:                        70955-01

2. Characterizations


Type A

Type B


Powder (spherical)

Powder (spherical)

Diameter (mesh/mm):

4-8 / 3.0-5.0

8-12 / 1.5-2.5

Static Water Adsorption (%wt):

@RH 50%, 25°C



Loss on Ignition (%wt):

@575°C, 1hr



Bulk Density (g/ml):



Abrasion (%wt):



Compressive strength (N):



Granularity (%):



3. Application Fields

1)     Polyester additives

2)     Sewage treatment

3)     Metallurgical Industry

4)     Agriculture: Soil amendments

5)     Medicine: silver-loaded zeolite antibacterial agent

6) Petrochemical industry: catalysts, desiccants, adsorbents

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