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Colonne cromatografiche

Colonne cromatografiche

Le colonne cromatografiche separano le molecole all’interno delle miscele durante metodi a gas o liquido. Riempite con fasi stazionarie o resine, le opzioni preconfezionate riducono il tempo di preparazione richiesto. I pezzi verticali sono in grado di resistere a temperature estreme e fluttuazioni di pressione quando la fase mobile viene forzata attraverso il mezzo. Soddisfa le procedure di laboratorio preparative e analitiche con le colonne cromatografiche per separare componenti mobili dissimili in base a polarità, composizione e dimensione.

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HPLC columns, Hibar®, with ChiraDex® sorbents

HPLC columns, Hibar®, with ChiraDex® sorbents

Supplier: Merck

Stainless steel Hibar® columns are complete with endfittings. These columns are available with Chiradex® sorbents. Ideal for separation of enantiomers of different class of substances.

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HPLC columns, LiChroCART®, Purospher® STAR NH₂

HPLC columns, LiChroCART®, Purospher® STAR NH₂

Supplier: Merck

Stainless steel LiChroCART® cartridges are available with various types of Purospher® sorbents.

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Colonne HPLC per cromatografia preparativa Chromolith®

Colonne HPLC per cromatografia preparativa Chromolith®

Supplier: Merck

Le fasi stazionarie in silice monolitica Chromolith® Prep sono costituite da silice ultrapura, che derivano le loro speciali proprietà da una struttura bimodale della silice. Questa struttura è caratteristica di una nuova tecnologia 'Sol-Gel' ed è costituita da macropori e mesopori. I mesopori, con un diametro medio di 12 nm, formano la struttura porosa fine all'interno della colonna e crea un'area superficiale molto ampia su cui si verifica l'assorbimento dei composti.

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Discovery® HS C18 HPLC Columns

Supplier: Merck

The Discovery® HS C18 columns provide the best suitable selectivity for many applications.

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HPLC columns, SUPELCOSIL™, LC-8-DB, Supelco®

Supplier: Merck

These SUPELCOSIL LC-DB phases are specially deactivated for basic compounds. These columns provide less retention, better peak shape, and higher efficiency for organic bases than can be obtained on conventional reversed-phase columns.

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Supelco® Ascentis® Express F5 (PFP) HPLC and UHPLC Columns

Supelco® Ascentis® Express F5 (PFP) HPLC and UHPLC Columns

Supplier: Merck

Ascentis® Express F5 (PFP) high-speed, high-performance liquid chromatography columns are based on the highly efficient Fused-Core® particle design.

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Supelco® Ascentis® Silica HPLC Columns

Supplier: Merck

Ascentis® Silica HPLC columns for the classic use in normal phase HPLC.

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Supelco® Ascentis® Express HILIC HPLC and UHPLC Columns

Supelco® Ascentis® Express HILIC HPLC and UHPLC Columns

Supplier: Merck

Ascentis® Express HILIC high-speed, high-performance liquid chromatography columns are based on Fused-Core® particle design. The Fused-core particle provides a thin porous shell of high-purity silica surrounding a solid silica core.

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Capillary columns, traditional phases, SPB-1, Supelco®

Supplier: Merck

These non-polar methyl silicone bonded poly(dimethyl siloxane) columns are used to separate the sample components according to boiling point.

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HPLC columns, LC-NH₂, SUPELCOSIL, Supelco®

Supplier: Merck

The LC-NH2-NP is an amino phase dedicated to normal phase chromatography suitable for separation of wate insoluble analytes like fat soluble vitamins.

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Avantor® ACE® Excel® C18-AR, HPLC/UHPLC Columns, Analytical, 3 µm

Avantor® ACE® Excel® C18-AR, HPLC/UHPLC Columns, Analytical, 3 µm

Supplier: Avantor

The Avantor® ACE® Excel® C18-AR phase utilises a specially developed ligand combining a C18 chain with integral phenyl functionality, thus combining the benefits of both C18 and phenyl characteristics into a single phase. This can be used for ‘standard’ C18 column separations, but is additionally recommended for separations that involve compounds containing aromatic functionality.

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Avantor® ACE® Excel® C18-PFP, HPLC/UHPLC Columns, Analytical, 2 µm

Avantor® ACE® Excel® C18-PFP, HPLC/UHPLC Columns, Analytical, 2 µm

Supplier: Avantor

Avantor® ACE® Excel® C18-PFP phase utilizes a specially developed ligand combining a C18 chain with integral PFP functionality. This results in a phase that maintains the hydrophobic, stability and low bleed characteristics of leading C18 phases, yet provides the multiple retention mechanisms of a PFP phase.

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Avantor® ACE® Excel® C18-Amide, HPLC/UHPLC Columns, Analytical, 3 µm

Avantor® ACE® Excel® C18-Amide, HPLC/UHPLC Columns, Analytical, 3 µm

Supplier: Avantor

Avantor® ACE® Excel® C18-Amide is a uniquely designed stationary phase offering improved retention of polar compounds, enhanced phenolic resolution and alternative selectivity to C18 bonded columns. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

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Avantor® ACE® C4, HPLC Columns, 3 µm

Avantor® ACE® C4, HPLC Columns, 3 µm

Supplier: Avantor

Avantor® ACE® C4 columns provide great reproducibility and column lifetime. These stainless steel columns are available in a wide range of particle sizes and dimensions from capillary to preparative.

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Avantor® ACE® C18, colonne HPLC, 10 µm

Avantor® ACE® C18, colonne HPLC, 10 µm

Supplier: Avantor

Le colonne Avantor® ACE® C18 garantiscono un'elevata riproducibilità e durata utile. Queste colonne in acciaio inossidabile sono disponibili in un'ampia gamma di dimensioni e granulometrie delle particelle, da capillari a preparative.

   Opzioni sostenibili disponibili
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Colonne SPE, J.T.Baker®, BAKERBOND spe™ Aromatic Sulphonic Acid

Colonne SPE, J.T.Baker®, BAKERBOND spe™ Aromatic Sulphonic Acid

Supplier: Avantor

Le colonne BAKERBOND spe™ sono colonne monouso in PP preconfezionate con sorbenti ad alta capacità contenuti tra due fritte in PE da 20 µm.

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