HPLC Guard Columns and Cartridges
YMC America, Inc C8-HG guard 120A 15um 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
YMC America, Inc C8-HG guard 120A 20um 50x20mm
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
YMC America, Inc Diol guard 300A 3um 20x4mm
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 ODS-AHG guard 200A 10um 10x4mm
YMC-Pack ODS-A is a high-coverage fully-endcapped C18 phase which exhibits exceptional lot-to-lot reproducibility It is available in three different pore sizes and is suitable for the separation of a wide range of compounds YMC-Pack ODS-A in 120 pore size is used for high performance reversed phase separations It has selectivity for the separation of many organic compounds found in pharmaceutical chemical and biotechnology industries 200 ODS-A offers a unique mix of moderately large pores and high surface area for the analysis of compounds ranging from small organics and pharmaceuticals to moderately-sized proteins
YMC America, Inc Ph-HG guard 120A 10um 10x5mm
Phenyl columns provide unique selectivity when compared to aliphatic straight chain reversed phase materials such as C18 C8 and C4 YMC-Pack Phenyl is a monomerically-bonded phenyl and is fully endcapped Typical applications include aromatic compounds phenols fullerenes sweeteners
YMC America, Inc Cell-SB guard 10um 10x30mm
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 PVA-Sil grd 120A 5um 10x30mm
YMC-Pack PVA-Sil is prepared from a 5 m 120 silica support which is bonded with a monomolecular polymer coating of vinyl alcohol The polymerized PVA completely covers both external and internal surfaces of the silica support protecting it against aggressive high pH buffers and solvents
YMC America, Inc NH2 guard 120A 5um 10x10mm
YMC-Pack NH2 is a normal phase separation column utilizing the polarity of primary amino groups bonded to silica It is a versatile stationary phase often used for the separation of sugars but can also be used for separations utilizing weak anion-exchange
YMC America, Inc Cell-C guard 10um 10x4mm
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 300A 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
YMC America, Inc ODS-AHG grd 300A 15um 50x30mm
YMC-Pack ODS-A is a high-coverage fully-endcapped C18 phase which exhibits exceptional lot-to-lot reproducibility It is available in three different pore sizes and is suitable for the separation of a wide range of compounds YMC-Pack ODS-A in 120 pore size is used for high performance reversed phase separations It has selectivity for the separation of many organic compounds found in pharmaceutical chemical and biotechnology industries 200 ODS-A offers a unique mix of moderately large pores and high surface area for the analysis of compounds ranging from small organics and pharmaceuticals to moderately-sized proteins
YMC America, Inc Diol-HG guard 120A 10um 10x4mm
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
Waters Corp Waters VanGuard Pre-column, Cyano (CN), 1.8 μm, 100 Å
ACQUITY UPLC HSS CN chemistry is a general-purpose propyl cyano bonded phase designed for ultra-performance liquid chromatography. This VanGuard Pre-column protects the analytical column from damaging contaminants, enhancing performance by filtering impurities and offering superior peak shape for bases, increased retention, and extended column lifetimes at low pH.
- General-purpose propyl cyano bonded phase.
- Designed for UPLC and UHPLC systems.
- Protects analytical columns from chemical and particulate impurities.
- Features 1.8 μm particle size and 100 Å pore size.
- Dimensions: 2.1 mm inner diameter x 5 mm length.
- pH range: 2 to 8.
- Maximum pressure: 18000 psi (1240 Bar).
- Particle substrate: Silica, spherical shape.
- Endfitting type: Direct-Connect.
- Package contains 3 units.
Waters Corp Waters Atlantis VanGuard Cartridge, 100Å, 5 μm, 3.9 mm X 5 mm, 3/pk
Atlantis dC18 VanGuard Cartridges prolong analytical column life by removing particulate contamination. Optimized for Atlantis dC18 analytical columns (3.9 mm and 4.6 mm I.D., 5 μm particles), these cartridges ensure consistent performance in reversed-phase LC. Manufactured to cGMP and ISO 9001 standards, they are tested for peak performance and designed for routine UPLC applications.
- Extends column lifetime.
- Removes mobile phase contamination.
- Optimized for 3.9 mm & 4.6 mm I.D. columns (5 μm particles).
- Compatible with reversed-phase LC.
- cGMP and ISO 9001 standards compliant.
- Ensures peak performance, selectivity, and speed.
- Withstands high pressures for UPLC systems.
- Features patented BEH Technology C18 (100Å pore, 5 μm particles).
- Functional across broad pH range.
YMC America, Inc ODS-A guard 300A 3um 20x3mm
YMC-Pack ODS-A is a high-coverage fully-endcapped C18 phase which exhibits exceptional lot-to-lot reproducibility It is available in three different pore sizes and is suitable for the separation of a wide range of compounds YMC-Pack ODS-A in 120 pore size is used for high performance reversed phase separations It has selectivity for the separation of many organic compounds found in pharmaceutical chemical and biotechnology industries 200 ODS-A offers a unique mix of moderately large pores and high surface area for the analysis of compounds ranging from small organics and pharmaceuticals to moderately-sized proteins