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Merck
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Documentos clave

11048-U

Supelco

Carboxen® Carbon Adsorbent

matrix Carboxen® 569, 20-45 mesh, bottle of 500 g

Sinónimos:

carbon adsorbent, CMS, 60-80 mesh

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About This Item

Número CE:
231-153-3
Código UNSPSC:
23201100
NACRES:
SB.54

Nombre del producto

Carboxen® Adsorbent, matrix Carboxen® 569, 20-45 mesh, bottle of 500 g

Línea del producto

Carboxen®

Nivel de calidad

100

Formulario

powder

envase

bottle of 500 g

técnicas

LPLC: suitable

superficie

~485 m2/g

Matriz

Carboxen® 569

grupo activo de la matriz

carbon

tamaño de partícula

20-45 mesh

tamaño de poro

~0.10 cm3/g macroporosity
~0.14 cm3/g mesoporosity
~0.20 cm3/g microporosity
~5-8 Å pore diameter

densidad

~0.61 g/mL (free fall density)

técnica de separación

reversed phase

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Descripción general

Carboxen® Adsorbent is ideally used for solid-phase microextraction (SPME). It is highly efficient in extraction of small polar molecules from aqueous solution.
Carboxens are a highly engineered synthetic carbon adsorbent engineered from polymeric precursors. These particles will not plastically deform like resins or generate fines like activated carbon. These materials are shipped and stored dried. These derivatized resins bring value to a wide range of purification applications for removing both small and large molecule impurities. They find use in both gas and liquid phase purifications. Some examples include removal of homogenous catalysts from active pharmaceutical ingredients (API)s, high-risk impurities in biochemical purifications such as host cell proteins from mAbs, removal of toxic heavy metals, purification of chlorinated molecules, and removal of extractables and leachables. Tapered pores result in increased thermodynamic and kinetic properties for both adsorption and desorption. The Carboxens vary in the relative percentage of pore structures (micro, meso, and macro), surface area, and surface pH.

Aplicación

Carboxen® 569 was used for trapping a range of replacement chlorofluorocarbons varying in boiling point from -48.4 to -9.8°C which is highly advantageous for analysis of trace gases in atmosphere.

Características y beneficios

Features and Benefits:

  • Spherical
  • Hard (ball pan hardness >98%)
  • Stable up to 400°C
  • High purity
  • Easy to pack
  • Stable over entire pH range
  • Do not create backpressure
  • High osmotic shock stability
  • Tapered pore sizing (from macro- to meso- to micro-)

Otras notas

For more information, please visit: specialty Carbon Adsorbents

Información legal

Carboxen is a registered trademark of Merck KGaA, Darmstadt, Germany

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

nwg

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)

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Certificados de análisis (COA)

Lot/Batch Number

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Evaluation of Carboxen carbon molecular sieves for trapping replacement chlorofluorocarbons.
O'Doherty SJ, et al.
Journal of Chromatography A, 630 (1), 265-274 (1993)
Frank Sporkert et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 772(1), 45-51 (2002-05-23)
A new and in part automated headspace solid-phase microextraction method for quantitative determination of the highly toxic rodenticide fluoroacetic acid (FAA) in serum and other biological samples has been developed. FAA and deuterated acetic acid (internal standard) were extracted from
Filippo Maggi et al.
Chemistry & biodiversity, 8(1), 95-114 (2011-01-25)
Headspace solid-phase microextraction (HS-SPME) coupled with GC/FID and GC/MS was applied for the first time in the analysis of the volatile fraction of an Ephedra species. Notably, six Italian populations (Marche, Abruzzo, and Sardinia) of Ephedra nebrodensis subsp. nebrodensis, covering
B D Page et al.
Journal of chromatography. A, 873(1), 79-94 (2000-04-11)
The headspace solid-phase microextraction (HS-SPME) efficiencies from vegetable oil of the recently available Carboxen-poly(dimethylsiloxane) (PDMS) and divinylbenzene-Carboxen-PDMS fibres were found to be much greater than those of the PDMS fibre for a number of volatile contaminants. Using these Carboxen-based fibres
Dawn M Chapman et al.
Journal of agricultural and food chemistry, 52(17), 5431-5435 (2004-08-19)
A rapid and automated solid phase microextraction (SPME) stable isotope dilution gas chromatography/mass spectrometry (GC-MS) method for 2-methoxy-3-isobutylpyrazine (MIBP) quantification in red wine was developed. Wines with 30% (w/v) NaCl and 2-methoxy-(2)H(3)-3-isobutylpyrazine internal standard were sampled with a 2 cm
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Artículos

High Purity Carbon Adsorbents for Sample Preparation and Chromatographic Applications

Carbon Molecular sieves (CMS) are a versatile range of adsorbents that can be tailored for specific applications. Supelco® scientists have been synthesizing synthetic CMS carbons for several decades, starting from tailoring of the starting polymers/copolymers, to modifying the final properties of the subsequent CMS carbon.

Nuestro equipo de científicos tiene experiencia en todas las áreas de investigación: Ciencias de la vida, Ciencia de los materiales, Síntesis química, Cromatografía, Analítica y muchas otras.

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