HPLC Guard Columns and Cartridges
Sepax Technologies Inc Sepax HPLC Column BR-C18, Guard cartridge replacement, NO holder, 1.8 µm, 120 Å, 2 x 10 mm
Utilizing highest purity and enhanced mechanical stability silica and pure bonding reagents, BR-C18 bonded phases have been innovatively and specially designed to ensure maximum surface coverage and full end-capping, which leads to carbon content as high as 19.0%. The bonding chemistry is completely controlled that results in very reliable column-to-column reproducibility. The maximum surface coverage allows BR-C18 to have exceptional stability, resulting in high pH stability in the range of 1.5 to 10.5.
Mac-Mod Princeton 2CN:DIOL 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!
Optimize Technologies EXP2 Replacement Stems, 0.17µL, 2.7µm HALO, C18, 3pk
Specialized features, patented technology, precision engineering and state-of-the-art manufacturing make the new EXP2 Stem Trap an unbeatable choice for ultra high-pressure trapping applications. Its slim architecture allows it to easily fit into crowded instrument compartments or to connect directly to tightly-spaced injection ports. When tightened by hand, the EXP2 Stem Trap seals to 8,700+ psi. Additionally, the product can be wrench tightened to 20,000+ psi (1,400+ bar). The unique packed floating stem installs directly into any 10-32 port and automatically adjusts to provide a perfect ZDV connection. The new EXP2 design incorporates an integral ferrule into the front-end of the holder so there is no separate ferrule to lose! The replacement stems are also low volume/ low-dispersion, intended for many repeat uses and is available with various bed volume and custom packing options. This product is recommended for nano flow applications. For use with EXP™2 Stem Holder Only
Mac-Mod Princeton SILICA 100 Å, 5 µm, 4 x 10 mm Guard Cartridges (5/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!
Mac-Mod Avantor Alltima C18-LL 100 Å, 5 µm, 2.1 x 7.5 mm Guard Cartridges (3/pk)
vantor Alltima columns combines a range of different phase chemistries with base deactivated silica. Avantor Alltima columns provides stable bonding for long column lifetimes. Avantor Alltima columns are made of high purity silica that provide excellent column stability with multiple selectivity options.
Mac-Mod Avantor Alltima HP C18, 100 Å, 5 µm, 2.1 x 7.5 mm Guard Cartridges (3/pk)
Avantor Alltima HP columns combines a range of different phase chemistries with high purity silica. Avantor Alltima HP columns product family combines the selectivity and performance needed to overcome the most challenging separation needs. Avantor Alltima HP columns provide low column bleed makes these columns ideal for microbore applications. Avantor Alltima HP columns are made of high purity silica that provide excellent column stability with multiple selectivity options.
Waters Corporation XTerra Shield RP18 Guard Cartridge, 5 μm, 7.8 × 10 mm
XTerra Preparative RP18 columns are hybrid-based, reversed-phase C18 columns that incorporate Waters' patented embedded polar group technology to improve peak shape performance for highly basic compounds. These first-generation columns offer superior pH stability compared to silica-based columns. This product is designed to be used in conjunction with other parts.
- C18 chemistry
- Particle size: 5 μm
- Pore size: 125 Å
- Inner diameter: 7.8 mm
- Length: 10 mm
- pH range: 2 to 12
- Maximum pressure: 6000 psi (415 Bar)
- Bonding technology: Shield RP18
- Format: prep guard cartridge
Waters Corp XSelect HSS C18 SB VanGuard Cartridge, 100à , 3.5 µm, 2.1 mm X 5 mm, 3/pk
XSelect HSS C18 SB VanGuard Cartridge, 100à , 3.5 µm, 2.1 mm X 5 mm, 3/pk
Waters Corp VanGuard Cartridge, 300Å, 3.5 μm, 2.1 mm X 5 mm
Symmetry C18 VanGuard Cartridges are designed to extend the lifetime and performance of analytical columns by filtering out particulate contamination from the mobile phase stream.
- Extends the lifetime and performance of analytical columns.
- Filters out particulate contamination from the mobile phase stream.
- Optimized to protect all 2.1 mm and 3.0 mm I.D. analytical columns.
- Contains 3.5 μm sorbent particles.
Mac-Mod Princeton HA-DHP (Dihydroxypropyl) 100 Å, 5 µm, 4 x 10 mm Guard Cartridges (5/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 XSelect Sentry Guard Cartridge, 130Å, 3.5 μm, 3 mm × 20 mm
XSelect CSH C18 columns can be utilized as general-purpose columns, offering an 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.
- C18 chemistry for diverse applications
- Reversed phase separation mode
- Hybrid particle substrate
- pH range of 1 to 11 pH
- Maximum pressure of 6,000 psi (415 bar)
- Endcapped for enhanced performance
- Low silanol activity
- Spherical particle shape
- Particle size of 3.5 μm
- Pore size of 130 Å
- Sentry Guard Cartridge format
- Designed for HPLC systems
- CSH particle technology
- Inner diameter of 3 mm
- Length of 20 mm
- Carbon load of 15%
Mac-Mod Princeton HFT 100 Å, 5 µm, 4 x 10 mm Guard Cartridges (5/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!