Equisil

Reliable Silica-Based Reversed-Phase Columns for Everyday HPLC

Equisil is a group of reversed-phase HPLC columns built on fully porous, high-purity silica, designed to deliver consistent performance and broad applicability in routine analytical workflows. With a variety of bonded phases such as C18, C8, and phenyl, Equisil columns provide stable retention, reproducible peak shape, and compatibility with aqueous-organic mobile phases. They are well suited for use in pharmaceutical, food, environmental, and academic laboratories.

Equisil columns offer a dependable platform for everyday reversed-phase HPLC – a practical solution for labs requiring reproducibility and flexibility in their chromatographic methods.

Specifications

Particle Sizes 3 µm, 5 µm, 10 µm
Phases/Modifications C1, C8, C18, CN, NH2, Phenyl, SAX, SCX, Si
Pore Sizes 120 Å
Surface Areas 180 m²/g

Key Features

  • Fully porous silica with standard reversed-phase modifications

  • Available with C18, C8, phenyl, and other bonded phases

  • Stable retention for polar to moderately non-polar analytes

  • Reliable performance in isocratic and gradient elution

  • Offered in 3 µm, 5 µm, and 10 µm particle sizes

Application Focus

  • General-purpose reversed-phase separations

  • Quality control and routine testing

  • Educational and academic HPLC training

  • Food, pharmaceutical, and environmental applications

Products

Name Particle Sizes Carbon Load Pore Size
Equisil APS 3 – 5 µm 4 % 120 Å
Equisil APS-2 5 µm 4 % 120 Å
Equisil CPS 5 µm 5 % 120 Å
Equisil CPS-2 3 µm 5 % 120 Å
Equisil MOS 3 – 10 µm 6 % 120 Å
Equisil MOS-2 3 – 5 µm 6.5 % 120 Å
Equisil ODS 3 – 10 µm 12.5 % 120 Å
Equisil Phenyl 3 – 5 µm 4 % 120 Å
Equisil SAS 3 – 5 µm 3 % 120 Å
Equisil SAX 5 µm 5 % 120 Å
Equisil SCX 5 µm 5 % 120 Å
Equisil Si 3 – 5 µm 0 % 120 Å
Equisil BDS

Any questions?
We are here to help you.

info@dr-maisch.com +49 7073 5035 7

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