HPLC Guard Columns and Cartridges
Optimize Technologies EXP2 Replacement Stems, 0.17µL ,2.7µm HALO, HILIC, 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 Avantor ACE - Bioanalytical C18-300, 300 A, 3 um, 3.0/4.6 x 10 mm Guard Cartridges (5/pk)
Avantor ACE Bioanalytical HPLC columns are manufactured with 300 A Ultra-Inert Base Deactivated Silica specifically designed for your Protein and Peptide HPLC method development needs. Avantor ACE Bioanalytical HPLC columns are available in a wide range of bonded phases (including C18, C8, C4, Phenyl, and CN). Avantor ACE Bioanalytical HPLC columns are available in 3, and 5 um particle sizes and a wide range of column IDs and column lengths including nano, capillary, microbore, analytical, semi-preparative and preparative formats. All Avantor ACE Bioanalytical columns are known to deliver excellent peak shape and verified batch to batch reproducibility for difficult Protein and Peptide separations. Columns are packed in 275 bar HPLC hardware. Note: Avantor ACE Bioanalytical HPLC guard columns are available for all 3.0 and 5.0 um particle sizes across 2.1 mm to 4.6 mm column ID - C0001 male/male union is needed to connect guard holder (H0001) to the analytical column.
Waters Corp SunFire C8 Sentry Guard Cartridge, 100Å, 5 µm, 2.1 mm X 10 mm, 2/pk
SunFire C8 columns are used for general purpose method development at low pH. The C8 ligand is preferred for some assays because it is less hydrophobic and therefore less retentive compared to SunFire C18.
Andwin Scientific CHROMOLITH SPEEDROD RP-18
The Merck Chromolith HPLC columns is ideal for use in combinatorial chemistry. The columns offer a quick and high-quality performance of separating acidic, basic, nonpolar, and metal chelating compounds. This product has a dimension of 4.6 x 50 mm, a macropore size of 2 mm, a micropore size of 13 nm, a pore volume of 1 mL/g, and a surface area of 300 square meters/g.
Waters Corp XBridge BEH C8 XP VanGuard Cartridge, 130Å, 2.5 µm, 2.1 mm X 5 mm, 3/pk;
XBridge BEH C8 XP VanGuard Cartridge, 130Å, 2.5 µm, 2.1 mm X 5 mm, 3/pk;