HPLC Column | Monolith | Phenomenex | Onyx

Finish First with Monolithic HPLC Columns. Monolithic silica-based HPLC columns that are designed for high-throughput analysis and the direct injection of dirty or viscous samples.

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Recent Advances in Silica-Based Monolithic HPLC Columns

Silica-based monolithic columns are manufactured utilizing a sol-gel process (8) leading to rod columns, which possess a defined bimodal pore structure with macro and meso pores in the micro- and nanometer range (ca. 2 μm and 13 nm, respectively).

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Study on Preparation and Characterization of Monolithic ...

This thesis addresses the preparation and characterization of monolithic silica capillary columns to examine column performance in high performance liquid chromatography. The monolithic silica capillaries and monolithic silica rods, prepared under similar preparation conditions, were evaluated.

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Monolithic Capillary HPLC Columns | GL Sciences

The high porosity of our monolithic silica allows high flow rates to be used without loss of resolutionor creation of high operating pressure. An optimized balance of throughpores and mesopores provides the critically importantcombination of efficiency, separation speed, large volume sample-loading, and small volume sample-recovery.

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Recent Progress in Monolithic Silica Columns for High ...

Monolithic silica columns have greater (through-pore size)/(skeleton size) ratios than particulate columns and fixed support structures in a column for chemical modification, resulting in high-efficiency columns and stationary phases.

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Cast-In-Situ, Large-Sized Monolithic Silica Xerogel ...

This paper reports the preparation of cast-in-situ, large-sized monolithic silica xerogels by a two-step acid⁻base catalyzed approach under ambient pressure drying. Low-cost industrial silica sol and deionized water were used as the silicon source and the solvent, respectively.

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Monolithic HPLC Columns - Phenomenex

Monolithic silica technol-ogy is the solution for reduced sample loading time and column equilibration time; more analysis time means more proteins identified in complex mixtures. • For efficient and selective separation of pep-tides and protein digests

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Preparation of monolithic silica-based aerogels with high ...

Aug 01, 2018· A monolithic silica-based aerogels were successfully synthesized via a sol-gel process using tetraethoxysilane and inexpensive inorganic aluminium salt Al(H 2 O) 9 (NO 3) 3 as precursors. The gels were dried at ambient pressure and the molar ratio of Al/Si was varied from 0 to 0.1.

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US6210570B1 - Monolithic silica column - Google Patents

The silica monolithic particles, the chromatographic stationary phase comprising them, and their manufacturing method WO2012047075A2 (en) * 2010-10-08: 2012-04-12: Inha-Industry Partnership Institute: The silica monolithic particles, the chromatographic stationary phase comprising them, and their manufacturing method

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Preparation of Hydrophobic Monolithic Silica Aerogels ...

Preparation of Hydrophobic Monolithic Silica Aerogels through Surface Modification Using Hexamethyldisilazane in Supercritical CO2 Can Erkey* and Ayse Meric Kartal Department of Chemical and Biological Engineering, Koc University, 34450 Sariyer, Istanbul, TURKEY, [email protected], Fax: +90 (212) 338 1548

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Monolithic Refractories-Cheap Refractory Materials For ...

Aggregate and powder of monolithic refractories can be any texture for refractory materials.Monolithic refractory can be classified to be silica refractory, fireclay refractory, high alumina refractory, magnesia refractory, dolomite refractory and chrome refractory according to texture of raw material.

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Phenomenex HPLC Part: Onyx™ Monolithic C18, LC Column 50 x ...

Monolithic C18 Phase Information Octadecyl silane ligands are bound to the monolithic silica surface, making for a general hydrophobic phase for viscous and dirty samples.

Octadecyl silane ligands are bound to the monolithic silica surface, making for a general …

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Monolithic Silica-Based Capillary Reversed-Phase Liquid ...

Application of C18 monolithic silica capillary columns in HPLC coupled to ion trap mass spectrometry detection was studied for probing the metabolome of the model plant Arabidopsis thaliana. It could be shown that the use of a long capillary column is an easy and effective approach to reduce ionization suppression by enhanced

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CHROMATOGRAPHIC PROPERTIES OF SILICA-BASED …

Silica-based monolithic HPLC columns contain a novel chromatographic support in which the traditional particulate packing has been replaced with a single, continuous network (monolith) of porous silica.

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Aerogel - Monolithic Silica Aerogel - From Gyroscope.com

Aerogel - Monolithic Silica Aerogel B grade. cracked or broken. 50% off! Aerogel is a low-density solid-state material derived from gel in which the liquid component of the gel has been replaced with gas. The result is an extremely low density solid with several remarkable properties, …

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Solar collector with monolithic silica aerogel | Request PDF

A solar collector with monolithic silica aerogel insulation was designed. Prototypes with an area of 1.4 m2 were tested with satisfactory results.

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Supelco Columns for USP Methods - Sigma-Aldrich

porous silica or ceramic micro-particles, 1.5 to 10 μm in diameter, or a monolithic rod. ... monolithic silica rod. • Ascentis Express HILIC • Ascentis Si • SUPELCOSIL LC-Si • SUPELCOSIL LC-3Si ... Supelco Columns for USP Methods these methods, descriptions of the columns, and information about the Supelco products that conform to ...

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Monolithic Silica Adsorbents MonoTrapTM - BGB Analytik

Silica Monolith Structure Through-pore Mesopores in the silica monolith skeleton MonoTrap is a newly-developed, state-of-the-art sorptive media, based on the high surface area of silica monolith technology. It has been designed for the simple and fast enrichment of flavors,

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Classic Silica™ Aerogel Material Safety Data Sheet

silica applies for silica aerogel as it is amorphous. ... Form Monolithic solid Color Transparent blue to white Materials Data Solubility in Water Insoluble Density 0.020 – 0.100 g cm-3 pH Not applicable ... Classic Silica™ Aerogel Material Safety Data Sheet Author:

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Preparative Monolithic Silica Sorbents (PrepRODs™) and ...

The use of monolithic silica sorbents for the isolation of substances by preparative liquid chromatography is demonstrated. Preparative liquid chromatography is recognized as a valuable technique for the isolation and purification of substances in …

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A New Generation of Silica-Based Monoliths HPLC Columns ...

Monolithic high performance liquid chromatography (HPLC) columns are made of one single piece of either porous silica or organic polymer. These columns have a unique chromatographic feature: high column efficiency and high column permeability at the same time.

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Monolithic silica columns for high-efficiency ...

Aug 02, 2002· Monolithic silica columns for high-efficiency chromatographic separations. ... Studies on the structural and chromatographic properties of monolithic silica columns were reviewed. Monolithic silica columns prepared from tetraalkoxysilane by a sol–gel method showed high efficiency and high permeability on the basis of the small-sized silica ...

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Monolithic | Definition of Monolithic by Merriam-Webster

Monolithic definition is - of, relating to, or resembling a monolith : huge, massive. How to use monolithic in a sentence. ... formed from a single crystal a monolithic silicon chip (2): produced in or on a monolithic chip (see chip entry 1 sense 6b) ...

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Fully textured monolithic perovskite/silicon tandem solar ...

Tandem devices combining perovskite and silicon solar cells are promising candidates to achieve power conversion efficiencies above 30% at reasonable costs. State-of-the-art monolithic two ...

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