SKU: 186000177
Symmetry Shield RP18 Column, 100Å, 3.5 µm, 4.6 mm X 50 mm, 1/pk

Symmetry Shield RP18 Column | 100Å | 3.5 µm | 186000177


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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

    4.6 mm

  • Length

    50 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, 4.6 mm X 50 mm, 1/pk

The SymmetryShield RP18 Column is based on Waters' patented embedded polar group technology-- in essence, it 'shields' the silica's residual surface silanols from highly basic analytes. Because of its unique column properties and the embedded polar group being in close proximity to the silica surface, the activity of surface silanols is further reduced and results in improved peak shape and resolution.

The SymmetryShield RP18 Column is excellent to use in highly aqueous mobile phases, especially in applications that require low organic mobile phase conditions. The SymmetryShield RP18 Column is designed to prevent any pore dewetting because the embedded polar group maintains the wetted-pore surface. Due to its design, the equipment will result in retention of your analyte and eliminates the requirement of a long re-wetting and column re-equilibration process.

This lab equipment is built to offer the narrowest ligand surface coverage (ligand density) in the industry, which leads you to outstanding reproducibility. Because of its excellent operational capacity and minimal shifts in resolutions, you get more reproducibility from batch-to-batch and column-to-column.

The Symmetry Shield RP18 Column is also designed to last you a long time and reduce your overall lab equipment cost as it offers optimized performance. It combines two main factors that impact the column’s lifetime, the hydrolytic stability of the packing material and the mechanical stability of the packed bed.

To learn more about the variation of the same product, such as the Symmetry Shield RP18 Column listed here, or to find different products that work with it or even to shop for lab equipment so you can replenish your stock and add to your existing equipment portfolio, you can browse our website and refer to our catalog.

You might also want to check out the Symmetry Shield RP18 VanGuard Cartridge, 100Å, 3.5 µm, 3.9 mm X 5 mm, 3/pk, which is designed to extend the analytical column’s lifetime and performance by removing particulate contamination from the mobile phase stream; this cartridge is optimized to protect all 3.9 mm and 4.6 mm I.D. SymmetrySheild RP18 analytical columns containing 3.5 µm sorbent particles.

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

The Symmetry Shield RP18 Column can easily operate within a pH range of 2 to 8. It is important to note, however, that when you work within extremes of pressures, pH, and/or temperatures, it may result in shorter column lifetimes.