Bulk Silica

C18 Phases

Find the right C18 Phase for your separation.

A variety of octadecylsilane or C18 phases with a variety of carbon loading, chemical resistances, and selectivities are available.

SP-ODS-PK
SP-ODS-PK

Our Premium Phase

Our newest ODS phase, the PK Series is a premium product that has been holistically designed for optimized purification of recombinant peptides with enhanced alkaline durability, mechanical strength, and loadability.

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SP-ODS-P
SP-ODS-P

High Surface Area Phase

Ideal for small molecules or synthetic peptides, the ultra-high purity P Series ODS phase offers exceptionally high surface area and high loadability for superior performance.

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SP-ODS-HP
SP-ODS-HP

Highest Carbon Content Phase

The HP Series ODS phase combines our highest carbon loading of 24% with advanced end capping technology to allow for use in applications covering a wide pH range.

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SP-ODS-RPS
SP-ODS-RPS

Most Popular Phase

The RPS Series ODS is our standard and most popular C18 phase. With high acidic resistance, it is the ideal choice for of a wide variety of compounds including small peptides, oligonucleotides, organic acids, and cannabinoids.

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SP-ODS-BP
SP-ODS-BP

Low Carbon Phase

With its low carbon content of 10-15%, the unique and aqueous-friendly BP Series ODS is designed to provide enhanced selectivity for hydrophilic and polar compounds.

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SP-ODS-BIO
SP-ODS-BIO

Wide pH Range Phase

The BIO Series ODS is suitable for purification of small peptides, microbial proteins (insulin) and oligonucleotides with wide pH range applications.

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