HPLC Guard Columns and Cartridges
Waters Corp Waters XBridge Protein SEC Guard Column, 200Å, 3.5 μm, 7.8 mm X 30 mm
Waters XBridge Protein SEC Guard Column, 200Å, 3.5 μm, 7.8 mm X 30 mm
Showa Denko America Inc GUARD COLUMN SHODEX KW-G
Guard column for KW series analytical columns. Dimensions: 6.0 x 50 mm
Waters Corp WATERS CORPORATION Sentry Guard Cartridge, C18, 5 μm, 4.6 mm, 20 mm
XSelect CSH C18 columns function as general-purpose columns, offering alternative selectivity compared to other C18 sorbents. The Charged Surface Hybrid (CSH) technology addresses common column-related issues such as peak shape asymmetry, poor loading for basic compounds, column bleed, and slow mobile-phase re-equilibration.
- Chemistry: C18
- Separation mode: Reversed phase
- Particle substrate: Hybrid
- Minimum pH range: 1
- Maximum pH range: 11
- Maximum pressure: 6000 psi (415 bar)
- Endcapped: Yes
- Silanol activity: Low
- Particle shape: Spherical
- Particle size: 5 μm
- Pore size: 130 Å
- Format: Sentry guard cartridge
- Surface area: 185
- System: HPLC
- Particle technology: CSH
- USP classification: L1
- Inner diameter: 4.6 mm
- Length: 20 mm
- Carbon load: 15%
- Units per package: 2 pk
Waters Corp XSelect Prep Guard Cartridge, 130Å, 5 μm, 19 mm × 10 mm
The XSelect CSH Fluoro-Phenyl Prep Guard Cartridge maximizes selectivity differences for method development, especially with low pH mobile phases. Its non-encapped sorbent enhances retention of acidic compounds and protects prep columns from impurities.
- Maximizes selectivity differences for method development, particularly with low pH mobile phases.
- Non-encapped sorbent enhances retention of acidic compounds.
- High-performance guardrail shields prep columns from impurities and contaminants.
- Preserves lab equipment and samples.
- Compatible with Acquity UPLC Systems.
- Advanced 130Å, 5μm sorbent bed for efficient particulate capture.
- Bonded hybrid silica substrate ensures durability and high-performance.
- Extends the lifetime of prep columns.
Waters Corp µBondapak C18 Radial-Pak Column, 125Å, 10 µm, 8 mm X 100 mm, 1/pk
µBondapak C18 columns are general purpose, silica-based, reversed-phase C18 columns that are based on 10 µm particle technology. As a starting point for preparative chromatography, no other column can provide the balance between resolution, throughput and cost.
Waters Corp Waters Styragel GPC Guard Column, 20 μm, 4.6 mm, 30 mm, DMF
Styragel Guard columns increase the lifetime of 7.8 mm or 4.6 mm ID columns. This GPC Guard Column protects GPC Columns in reversed-phase Liquid Chromatography by filtering chemical and particulate impurities from the mobile phase stream, enhancing analytical performance.
- Manufactured under cGMP, ISO 9001 conditions, ensuring optimal performance, selectivity, sensitivity, and speed of analysis.
- Testing results meet high standards and narrow specification ranges for excellent, reproducible performance.
- Produced using premier materials, enhancing the GPC columns\' performance and longevity.
- Removes contaminants, maintaining UPLC, UHPLC, and HPLC separation efficiency.
Waters Corp Waters Guard Cartridge, C18, 10 μm, 3.9 mm X 20 mm
- Designed to be used with C18 columns.
- Protects analytical columns from damaging contaminants.
- Enhances and improves column analytical performance.
- Extends the lifetime of analytical columns.
- Maintains UPLC, UHPLC, and HPLC separation efficiency.
- Manufactured under cGMP, ISO 9001 conditions.
- Each unit is tested and certified for use.
- Tolerates pressures up to 6000 psi (415 bar).
- Made using identical packing materials as analytical columns.
- Features BEH Technology C18.
Waters Corp Waters Guard Cartridge, 80Å, 5 μm, 4.6 mm x 10 mm
Spherisorb ODS1 guard cartridges are silica-based, reversed-phase C18 columns. They safeguard HPLC columns against contaminants, enhance separation efficiency, and deliver precise results with 80Å pore size and 5 μm particle size. Proprietary ODS1 chemistry ensures enhanced selectivity for polar compounds.
- Safeguards against contaminants; enhances separation efficiency.
- 80Å pore size and 5 μm particle size.
- Proprietary ODS1 chemistry for enhanced selectivity.
- Protects HPLC columns from solvent impurities, mobile phase additives, and sample matrix components.
- Compatible with diverse HPLC systems.
- 6% carbon load effectively removes organic impurities.
- Easy installation and pre-conditioned for immediate usage.
- Backed by a one-year warranty.
Optimize Technologies EXP Guard Column Cartridge, 3.0mm x 5mm, C18, 1.8µm, 3pk
The EXP™ Guard Column cartridge system is rated to 15,000psi with hand-tight replaceable cartridges. This unique design connects directly to any UHPLC column with the auto-adjusting Titanium Hybrid Ferrule and EXP™ Fittings, providing repeated zero-dead-volume connections and easy adjustability between various column types. Free-Turn™ architecture allows the user to change cartridges by hand without breaking fluid connections on the holder inlet/ outlet. The combination of low-dispersion and ultra high-pressure capabilities provides effective protection with negligible effects on retention time, plate count, and peak shape. Use with EXP™ Direct Connect and In-line Holders.
