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        1. ACE色譜柱|菲羅門色譜柱|手性柱|氣相柱|SPE|高效液相色譜柱
          • Alltech Alltima 色譜柱 High-Stability, High-Purity, High-Performance, Low-Bleed Columns for
            Demanding Applications
            ? Better Peak Symmetry—high-purity silica eliminates peak tailing problems
            ? Long Column Life—exceptional column stability minimizes downtime and reduces cost
            ? Ideal for Microbore or Critical Analysis—low to no detectable column bleed
            ? Variety of Phases and Formats—optimizes retention, resolution, and analysis time
          詳情

            

          Alltech® Alltima? HP Phase Specifications

          Pore

          Surface

          Carbon

          End-

          Phase

          Description

          Base

          Particle

          Particle Size

          Size

          Area

          Load

          Phase

          capped?

          USP

          C18

          For classic reversed-phase applications

          Silica

          Spherical

          3, 5μm

          190?

          200 m2/g

          12%

          Monomeric

          Yes

          L1

          C18 EPS

          Reversed-phase C18 with extended polar selectivity

          Silica

          Spherical

          3, 5μm

          190?

          200 m2/g

          4%

          Monomeric

          Yes

          L1

          C18 HiLoad

          Higher carbon load for stronger retention

          Silica

          Spherical

          3, 5μm

          100?

          450 m2/g

          24%

          Monomeric

          Yes

          L1

          C18 AQ

          100% water wettable

          Silica

          Spherical

          3, 5μm

          100?

          450 m2/g

          20%

          Monomeric

          Yes

          L1

          C18 Amide

          Low bleed polar-embedded phase compatible

          Silica

          Spherical

          3, 5μm

          190?

          200 m2/g

          12%

          Monomeric

          Yes

          L1

          with microbore

          C8

          For reversed-phase applications where C18 is

          Silica

          Spherical

          3, 5μm

          190?

          200 m2/g

          8%

          Monomeric

          Yes

          L7

          too retentive

          Cyano

          Stable, long-life cyano phase

          Silica

          Spherical

          3, 5μm

          190?

          200 m2/g

          4%

          Monomeric

          Yes

          L10

          Silica

          For general purpose normal-phase applications

          Silica

          Spherical

          3, 5μm

          100?

          450 m2/g

          No

          L3

          HILIC

          Hydrophillic Interaction Chromatography for highly

          Silica

          Spherical

          1.5, 3, 5μm

          120?

          230 m2/g

          L3

          polar analytes

          The Alltima? HP Family Demonstrates Low Bleed
          Alltima? HP columns are among the lowest-bleed columns available, making them ideal for microbore applications. Our C18
          Amide polar-embedded phase has significantly lower column bleed than competitive amide columns.

           

           

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