HPLC Guard Columns and Cartridges
Waters Corp HPLC Cartridge, Atlantis dc18 VanGuard, 100 A, 5 um
This HPLC cartridge is designed to extend analytical column lifetime and performance by removing particulate contamination from the mobile phase. It features Atlantis dc18 VanGuard technology with a 100Å pore size and 5 μm particle size, and measures 2.1 mm x 5 mm.
- Silica composition
- USP Class: L1
- pH range: 3 to 7
- Medium silanol activity
- Surface area: 330 m2/g
- End capped
- Spherical particle shape
- Carbon load: 12%
- Package specification: C18 (RP18, ODS, Octadecyl)
- Mode: Reversed Phase (RP)
- Inner diameter: 2.1 mm
- Length: 5 mm
- Pore size: 100 Å
- Particle size: 5.0 μm
Waters Corp Guard Cartridge, C4, 300 Å, 5 μm
These protein BEH C4 columns are designed and tested to separate proteins based on size, hydrophobicity, and isoelectric point. Compared to traditional C18 phases, the C4 ligand offers less retention, which helps minimize protein carryover, increase protein recovery, and improve peak capacity.
- Chemistry: C4
- Separation mode: Reversed phase
- Particle substrate: Hybrid
- pH range: 1 to 10
- Maximum pressure: 6000 psi (415 Bar)
- Particle shape: Spherical
- Particle size: 5 μm
- Pore size: 300 Å
- QC tested for protein applications
- Format: Prep guard cartridge
- Inner diameter: 10 mm
- Length: 10 mm
- Carbon load: 8%
- Application: Protein
- Units per package: 1
Waters Corp VanGuard Cartridge, Symmetry Shield RP18, 100Å, 5 μm, 2.1 mm x 5 mm
Symmetry Shield RP18 VanGuard Cartridges are designed to extend the lifetime and performance of analytical columns. These cartridges remove particulate contamination from the mobile phase stream.
- Extends analytical column lifetime and performance.
- Removes particulate contamination from the mobile phase stream.
- Optimized to protect 2.1 mm and 3.0 mm I.D. analytical columns.
- Compatible with columns containing 5 μm sorbent particles.
Mac-Mod Princeton HA-Morpholine 60 Å, 5 µm, 21.2 x 10 mm Guard Cartridges (1/pk)
Princeton Chromatography Achiral SFC columns are designed and manufactured in the US, well known for innovating novel and robust workhorse phase chemistries, for the analysis of achiral SFC applications. Princeton designs myriad phase chemistries to improve the selectivity and efficiency of SFC analysis. Known for originally innovating the 2-EP phase chemistry, explore what Princeton has to offer. Columns are available from analytical to preparative sizes and are available in a wide range of pore sizes, particle sizes, column ID's and lengths. If you do not see something that you want, please just ask!
Waters Corp CORTECS Premier T3 VanGuard FIT Column, 2.7 μm, 4.6 x 150 mm
MaxPeak Premier Columns feature MaxPeak High Performance Surfaces (HPS), designed to improve chromatographic separations by minimizing unwanted analyte/surface interactions. By reducing these interactions and associated sample losses, MaxPeak HPS enhances analyte recovery, sensitivity, and reproducibility. These columns are beneficial for mitigating loss of metal-sensitive analytes such as lipids, organic acids, acidic peptides, oligonucleotides, nucleic acids, and plasmids. They are compatible with various particle technologies for separations in reversed-phase, HILIC, and SEC modes across diverse applications.
- Reduced column conditioning and passivation times
- Improved sensitivity and peak shapes
- Improved recovery
- Simpler mobile phases, eliminating the need for complex additives
- Time savings in method development
- Reduced risk and increased confidence in data and decision-making
Waters Corp VanGuard Cartridge, 100Å, 3.5 μm, 2.1 mm x 5 mm, 3/pk
XSelect HSS T3 VanGuard Cartridges extend the lifetime and performance of analytical columns by removing particulate contamination. This cartridge is optimized to protect 2.1 mm and 3.0 mm I.D. analytical columns with 3.5 μm sorbent particles. Practical, easy-to-use, and disposable, they offer a cost-effective solution to safeguard more expensive columns. They provide twice the capacity of conventional guard columns, reducing column changes and improving repeatability.
- Extends analytical column lifetime and performance
- Removes particulate contamination from the mobile phase stream
- Optimized for 2.1 mm and 3.0 mm I.D. analytical columns with 3.5 μm sorbent particles
- Contains high-performance packing materials
- Disposable and cost-effective
- Quick and easy to change
- Offers twice the capacity of conventional guard columns
- Improves repeatability of results
Waters Corp Symmetry Shield RP18 VanGuard Cartridge, 100Å, 3.5 μm, 2.1 mm x 5 mm
Symmetry Shield RP18 VanGuard Cartridges are designed to extend the lifetime and performance of analytical columns by removing particulate contamination from the mobile phase stream.
- Designed to protect all 2.1 mm and 3.0 mm I.D. analytical columns with 3.5 μm sorbent particles.
Waters Corp VanGuard Cartridge, Symmetry Shield RP8, 100Å, 5 μm, 2.1 mm × 5 mm
This VanGuard Cartridge extends analytical column lifetime and performance by removing particulate and chemical contamination from the mobile phase. It is compatible with 2.1 mm and 3.0 mm I.D. Symmetry Shield RP8 analytical columns utilizing 5 μm sorbent particles.
- Maintains UPLC, UHPLC, and HPLC separation efficiency.
- Provides cost-effective protection for analytical columns.
- Compatible with 2.1 mm and 3.0 mm I.D. analytical columns.
- Features C8 chemistry with 100Å pore size.
- Utilizes 5 μm spherical silica particles.
- Designed for a pH range of 2 to 8.
- Supports HPLC systems with a maximum pressure of 18000 psi (1240 bar).
Microsolv Technology Corporation Guard Column Cartridges, RP C18 ABX, 3um, 100A. 4.0mm ID x 10mm Length. 5/PK.
These Guard Column Cartridges are packed with 3µm, Cogent RP C18 ABX™ Stationary Phase. They are specially end capped ( bulky ), with traditional bonding of an 18 carbon ligand to the highest purity silica available.Designed to protect your 3.0, 4.0 or 4.6mm ID, RP C18 ABX, Analytical Columns from particulate and contaminants that will adsorb to it. They are packed in Stainless Steel Tubes and have Stainless Steel Frits that are pressed into PEEK Frit Caps. These Guard Column Cartridges must be used with a Guard Column Holder.