SKU: 186000700
Symmetry Shield RP18 Column, 100Å, 3.5 µm, 3 mm X 100 mm, 1/pk

Symmetry Shield RP18 Column | 186000700


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Product Description

These reversed-phase columns contain Waters patented embedded polar group technology that “shields” the silica’ residual silanol surface from highly basic analytes. The reduced silanol activity for the SymmetryShield RP18 column significantly improves peak shape and resolution.

Specifications

  • Chemistry

    C18

  • Separation Mode

    Reversed Phase

  • Particle Substrate

    Silica

  • pH Range Min

    2 pH

  • pH Range Max

    8 pH

  • Maximum Pressure

    6000 psi (415 Bar)

  • Endcapped

    Yes

  • Bonding Technology

    Shield RP18

  • Silanol Activity

    Low

  • Particle Shape

    Spherical

  • Particle Size

    3.5 µm

  • Endfitting Type

    Waters

  • Pore Size

    100 Å

  • Format

    Column

  • Surface Area

    335

  • System

    HPLC

  • USP Classification

    L1

  • Inner Diameter

    3 mm

  • Length

    100 mm

  • Carbon Load

    17 %

  • UNSPSC

    41115709

  • Brand

    Symmetry

  • Product Type

    Columns

  • Units per Package

    1 pk

Product Support

Documents

Documents



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Symmetry Shield RP18 Column, 100Å, 3.5 µm, 3 mm X 100 mm, 1/pk

The embedded polar group technology developed by Waters is used in these reversed-phase columns to "shield" the leftover silanol surface from very basic analytes. Peak form and resolution are considerably enhanced by the SymmetryShield RP18 column's reduced silanol activity.

Based on Waters' unique embedded polar group technology, the Symmetry Shield RP18 Column essentially "shields" the residual surface silanols on silica from extremely basic analytes. The activity of surface silanols is further decreased due to the special column characteristics and the proximity of the embedded polar group to the silica surface, which leads to an improvement in peak form and resolution.

In applications that call for low organic mobile phase conditions, the Symmetry Shield RP18 Column excels when used in very aqueous mobile phases. Due to the implanted polar group's ability to keep the wetted-pore surface in place, the Symmetry Shield RP18 Column is made to prevent any pore dewetting. The equipment's design ensures that your analyte will be retained, negating the need for a drawn-out rewetting and column re-equilibration process.

This laboratory apparatus is designed to provide the industry's smallest ligand surface coverage (ligand density), which results in exceptional reproducibility. You receive greater consistency from batch to batch and column to column because to its superior operational capacity and minimal fluctuations in resolution.

In addition to providing improved performance, the Symmetry Shield RP18 Column is made to last you a long time and save your overall lab equipment cost. It combines the hydrolytic stability of the packing material and the mechanical stability of the packed bed, two important variables that affect the lifetime of the column.

You can browse our website and consult our catalog to find out more about the various product variations, such as the Symmetry Shield RP18 Column listed here, to find different products that work with them or even to shop for lab equipment so you can restock your inventory and increase your existing equipment portfolio.

You may also be interested in Symmetry Shield RP18 VanGuard Cartridge, 100Å, 3.5 µm, 2.1 mm X 5 mm, 3/pk; SymmetryShield RP18 VanGuard Cartridges are used to extend the lifetime and performance of analytical columns by removing particulate contamination from the mobile phase stream. This cartridge has been designed to protect all 2.1 mm and 3.0 mm I.D. Symmetry Shield RP18 analytical columns with 3.5 µm sorbent particles.

What Is The pH Range Recommended For The Symmetry Shield Column?

The Symmetry Shield RP18 Column can easily operate in the pH range of 2 to 8, but working at extreme pressures, pH, and/or temperatures will result in shorter column lifetimes.