HPLC Guard Columns and Cartridges
Waters Corp Waters Guard-Pak Insert, Fast Fruit Juice, 10/pk
The Fast Fruit Juice Guard-Pak Insert is designed to extend the lifetime of columns by efficiently removing chemical and particulate contaminants from the mobile phase stream. This makes them suitable for various applications, including fermentation analysis, organic acids, alcohols, and carbohydrates.
- Extends and prolongs the lifetime of columns.
- Removes chemical and particulate contaminants from the mobile phase stream.
- Suitable for fermentation analysis, organic acids, alcohols, and carbohydrates.
- Supplied in a pack of 10.
- Requires a 7.8 × 10 mm cartridge holder.
Waters Corp Waters Guard-Pak Insert, Delta-Pak C4, 5 μm, 300 Å, 10/pk
The Guard-Pak Insert is designed to protect HPLC columns from particulate and chemical contamination in the mobile phase stream. It helps extend the life and maintain the performance of analytical columns, requiring replacement when contaminants appear or initial backpressure increases significantly.
- Sorbent is Delta-Pak C4, 300Å
- Particle size is 5 μm
- Functions as a guard insert
- Conforms to USP L26 classification
- Available in packs of 10
- Shipped dry and requires conditioning with mobile phase before use
- Adsorption capacity ranges from 10 mg to 40 mg
- Pressure limit is 40 Mpa (6000 psi)
- Packing amount is 50 mg to 100 mg
- Dead volume ranges from 60 μL to 75 μL
Waters Corp DELTA-PAK C18 Guard Inserts, 5 μm, 300 Å
The DELTA-PAK C18 Guard Inserts are designed for use with Waters systems, offering reliable performance for various chromatographic applications.
- Particle size of 5 μm
- Pore size of 300 Å
- Supplied in a pack of 10
Waters Corp Nova-Pak C18 Radial-Pak Guard, 60Å, 6 µm, 40 mm X 10 mm, 2/pk
Nova-Pak HR C18 columns are silica-based, semi-preparative and preparative columns that are based on 6 µm particle technology. Compared to a 5 µm column, Nova-Pak HR columns offer higher resolution, more efficient separations, and faster chromatography.
Waters Corporation VanGuard Cartridge, 120Å, 2.7 μm, 3.9 mm × 5 mm
These VanGuard Cartridges extend analytical column lifetime and performance by removing particulate contamination from the mobile phase stream. They are optimized to protect analytical columns containing 2.7 μm sorbent particles.
- Extends analytical column lifetime and performance.
- Removes particulate contamination.
- Made with the same high-performance packing materials as analytical columns.
- Tested chromatographically with acidic, basic, and neutral analytes.
- Manufactured in a cGMP, ISO 9001 certified plant.
- Each pre-column is tested and approved for its specific use.
YMC America, Inc Triart C18-S 120A 10um 20x4mm
YMC-Triart phases are based on organic/inorganic hybrid particles that combine the high mechanical stability and efficiency of a silica-based packing material with the robust chemical stability of a polymer-based packing material This versatile resin is produced using tightly controlled particle formation technology adapted from micro-reactor technology The resulting uniform particle and pore size distributions as well as the smooth surface greatly contribute to excellent peak shape and separation reproducibility In addition YMC-Triart materials are highly resilient and robust when used at extreme pH elevated temperature and high pressure
Waters Corp Sentry Guard Cartridge, XTerra MS C18, 125Å, 3.5 μm, 2.1 mm x 20 mm
This XTerra MS C18 Sentry Guard Cartridge is designed for use in mass spectrometry applications, featuring a hybrid-based, reversed-phase C18 material for robust and efficient performance.
- Hybrid-based C18 reversed-phase material.
- 125Å pore size.
- 3.5μm particle size.
- 2.1 mm ID and 20 mm length.
- Pack of 2 cartridges.
- Guard cartridge type.
- USP L1 phase type.
Waters Corp WATERS CORPORATION XSelect Premier HSS T3 Column, 100Å, 2.5 μm, 4.6 mm, 150 mm
The XSelect Premier HSS T3 is a low-coverage C18 phase, compatible with 100% aqueous mobile phase for polar and non-polar compound separations. It features ultra-low MS bleed, is fully scalable to UPLC separations, and utilizes MaxPeak High Performance Surface hardware to reduce unwanted analyte interactions and signal loss.
- MaxPeak High Performance Surface hardware technology for reduced analyte/surface interactions.
- Offers exceptional separation performance, robustness, and throughput for UHPLC and HPLC assays.
- Provides a seamless transition path to UPLC adoption.
Waters Corp Waters Sentry Guard Cartridge, C8, 3.5 μm, 2.1 mm × 10 mm
Symmetry C8 columns feature monofunctionally bonded C8 ligands on a high purity base-deactivated silica. These columns have the tightest column specifications in the industry, resulting in highly reproducible chromatographic results.
- Columns feature monofunctionally bonded C8 ligands on a high purity base-deactivated silica.
- Columns have the tightest column specifications in the industry, giving highly reproducible chromatographic results.
YMC America, Inc Diol-NP guard 60A 5um 10x20mm
YMC-Pack Diol-NP is a versatile alternative to silica for normal phase separations and provides much better reproducibility when compared to bare silica material It shows typical normal phase retention behavior when used with low-polarity mobile phases due to hydroxyl groups on the surface of the stationary phase acting as polar groups YMC-Pack Diol-NP can also be used in HILIC-mode with organic/water mobile phases
YMC America, Inc Diol guard 300A 3um 20x2.1mm
YMC-Pack Diol is a size exclusion chromatography column packed with dihydroxypropyl-bonded silica and available in four different pore sizes It exhibits high mechanical strength and is useful for molecular weight determination of proteins and sugars The 2 m and 3 m particle sizes provide high resolution and fast analysis
YMC America, Inc C4 guard 300A 3um 20x2.1mm
YMC-Pack C4 is ideal for analyzing mixtures with a wide range of component polarity This is due to the C4 bonded phase exhibiting shorter analysis time while still maintaining high resolution when compared to longer-chain bonded chemistries YMC-Pack C4 (Butyl) columns are available with three pore sizes to accommodate optimum separations of virtually any molecular-weight compound The 120 phase is used extensively with non-polar peptides which are too strongly retained on C8 and C18 The 200 and 300 phase columns effectively resolve many classes of proteins and biopolymers
YMC America, Inc Cell-C guard 10um 20x4mm
YMC s CHIRAL ART series features polysaccharide-derived chiral stationary phases (CSPs) based on amylose and cellulose tris-carbamate derivatives available in both coated and immobilized formats These columns provide exceptional stereoselectivity durability and solvent versatility supporting normal-phase reversed-phase and supercritical fluid chromatography (SFC) modes
YMC America, Inc C8-HG guard 200A 10um 50x30mm
YMC-Pack C8 columns are prepared using exhaustive bonding of a monomeric octylsilane to totally porous and spherical silica gels The functionalized silica is then treated with an endcapping process which produces a moderate 10% carbon loading on the standard 120 pore material Available in three pore sizes YMC-Pack C8 columns will separate many classes of compounds including pharmaceuticals organic chemicals and biologics