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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

190Å

200 m2/g

12%

Monomeric

Yes

L1

C18 EPS

Reversed-phase C18 with extended polar selectivity

Silica

Spherical

3, 5μm

190Å

200 m2/g

4%

Monomeric

Yes

L1

C18 HiLoad

Higher carbon load for stronger retention

Silica

Spherical

3, 5μm

100Å

450 m2/g

24%

Monomeric

Yes

L1

C18 AQ

* water wettable

Silica

Spherical

3, 5μm

100Å

450 m2/g

20%

Monomeric

Yes

L1

C18 Amide

Low bleed polar-embedded phase compatible

Silica

Spherical

3, 5μm

190Å

200 m2/g

12%

Monomeric

Yes

L1

with microbore

C8

For reversed-phase applications where C18 is

Silica

Spherical

3, 5μm

190Å

200 m2/g

8%

Monomeric

Yes

L7

too retentive

Cyano

Stable, long-life cyano phase

Silica

Spherical

3, 5μm

190Å

200 m2/g

4%

Monomeric

Yes

L10

Silica

For general purpose normal-phase applications

Silica

Spherical

3, 5μm

100Å

450 m2/g

—

—

No

L3

HILIC

Hydrophillic Interaction Chromatography for highly

Silica

Spherical

1.5, 3, 5μm

120Å

230 m2/g

—

—

—

L3

polar analytes