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Key Documents

208647

Sigma-Aldrich

Molecular sieves, 13X

beads, 8-12 mesh

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About This Item

Fórmula lineal:
Na86[AlO2)86(SiO2)106] · xH2O
Número de CAS:
MDL number:
UNSPSC Code:
23201100
eCl@ss:
32110204
NACRES:
SB.52

form

beads

Quality Level

particle size

8-12 mesh

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General description

Molecular sieves are crystalline metal aluminosilicates having a three-dimensional interconnecting network of silica and alumina tetrahedra. Natural water of hydration is removed from this network by heating to produce uniform cavities which selectively adsorb molecules of a specific size. This sodium form represents the basic structure of the type X family, with an effective pore opening in the 910¼ range (for example: it will not adsorb perfluorotributylamine). The 8 to 12-mesh type is common in liquid-phase applications.
Molecular sieves, 13X showed preferential adsorption of CO, over nitrogen or hydrogen at all pressures up to 250psia.

Application

Molecular sieves, 13X may be used for commercial gas drying, air plant-feed purification (simultaneous water and carbon dioxide removal) and liquid hydrocarbon/natural gas sweetening (hydrogen sulfide and mercaptan removal).
The product (Molecular sieves, 13X) have been used for the abstraction of water from the 100% ethanol.
Also, they are widely employed as an adsorbent in adsorption studies.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Adsorption of CO2 on molecular sieves and activated carbon.
Siriwardane RV, et al.
Energy and Fuels, 15(2), 279-284 (2001)
Equilibrium adsorption of ethane, ethylene, isobutane, carbon dioxide, and their binary mixtures on 13X molecular sieves.
Hyun SH and Danner RP.
Journal of Chemical and Engineering Data, 27(2), 196-200 (1982)

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