YMC-Pack C4 (Butyl) columns are less hydrophobic than C8 or C18 packings, and generally utilize more aqueous eluents than either of these reversed phase column types. When compared to C8 and C18 columns using the same eluent, C4 columns show significantly shorter retention for non-polar compounds.…

YMC-Pack ODS-A has a highly endcapped surface structure and appropriate hydrophobicity for separation of a wide range of compounds. It is produced under strict quality control with respect to 50 or more parameters in order to ensure stable quality. This product is highly regarded as the standard…

SUMICHIRAL OA columns are high-performance chiral columns for enantiomer separation by HPLC. On SUMICHIRAL OA columns direct separation of various enantiomers can be realized effectively. Enantiomeric separation is achieved from the various diastereomeric interactions such as hydrogen bonding,…

SUMICHIRAL OA columns are high-performance chiral columns for enantiomer separation by HPLC. On SUMICHIRAL OA columns direct separation of various enantiomers can be realized effectively. Enantiomeric separation is achieved from the various diastereomeric interactions such as hydrogen bonding,…

The choice of columns for analysis of difficult compounds by HPLC YMC-Pack Pro C18 columns start with a tightly controlled, highly purified silica gel, followed by a high-coverage C18 bonding and finish with a unique endcapping procedure utilizing Lewis acid-Lewis base chemistry. 2 µm particle size…

YMCbasic is a unique reversed-phase column designed for analysis of pharmaceuticals and other basic compounds. YMCbasic utilizes a novel silica synthesis and state-of-art silane bonding to create a column which gives true reversed-phase character, high resolution and excellent peak shape for the…

YMC-Pack CN can be used in both normal-phase and reversed-phase modes, since it has cyanopropyl group of medium polarity chemically bonded to the stationary phase. It can be used in normal phase mode with low-polarity mobile phase such as hexane. It can also be used in reversed-phase mode with…

YMC-Pack TMS columns are bonded with trimethylmonochlorosilane to create a phase with intermediate polarity for analysis of extremely hydrophobic compounds using conventional reversed-phase solvents and highly polar compounds using highly aqueous solvents. The unique chemistry of TMS is also…

The high purity silica found in YMC-Pack Silica columns provides virtually complete sample recovery. The absence of silica impurities reduces non-specific sample adsorption which lowers sample recovery and may cause unusual peak shapes. The totally porous nature of the silica found in YMC-Pack…

YMC-Triart Diol-HILIC is a HILIC (hydrophilic interaction chromatography) column based on an organic/inorganic hybrid particle synthesized with dihydroxypropyl groups. Triart Diol-HILIC is ideal for a separation of polar and hydrophilic compounds that are not retained by reversed-phase (C18, C8,…

ODS-A is a high coverage, fully endcapped C18 phase which exhibits exceptional batch-to-batch reproducibility. ODS-A columns are noted for their high efficiency, selectivity and long lifetimes. 200Å ODS-A offers a unique mix of moderately large pores and high surface area for the analysis of a wide…

C8 is the most commonly used column type following C18. YMC Octyl columns are prepared from exhaustive bonding of a monomeric octylsilane to totally spherical and porous silica gels. The functionalized silica is then treated with a endcapping process. Application: For Anti-Human Immunodeficiency…

ODS-AQ is a unique reversed-phase material with both a hydrophobic high carbon loading and a relatively hydrophilic surface. Because of the hydrophilic surface, ODS-AQ can be "wetted" with polar eluents. ODS-AQ provides chromatographers reproducible retention and excellent peak shape in highly…

ODS-A is a high coverage, fully endcapped C18 phase which exhibits exceptional batch-to-batch reproducibility. ODS-A columns are noted for their high efficiency, selectivity and long lifetimes. Application: For Analgesics, Carotene Highly versatile ODS phase Selectivity for polar to moderately…

The hydrophobicity of YMC-Pack C8 is moderate for a reversed-phase packing material. Retention times of samples on YMC-Pack C8 tend to be shorter than those on ODS stationary phase. The moderate hydrophobicity of YMC-Pack C8 makes it useful for separating samples with relatively high…

The high purity silica found in YMC-Pack Silica columns provides virtually complete sample recovery. The absence of silica impurities reduces non-specific sample adsorption which lowers sample recovery and may cause unusual peak shapes. The totally porous nature of the silica found in YMC-Pack…

SUMICHIRAL OA columns are high-performance chiral columns for enantiomer separation by HPLC. On SUMICHIRAL OA columns direct separation of various enantiomers can be realized effectively. Enantiomeric separation is achieved from the various diastereomeric interactions such as hydrogen bonding,…

SUMICHIRAL OA columns are high-performance chiral columns for enantiomer separation by HPLC. On SUMICHIRAL OA columns direct separation of various enantiomers can be realized effectively. Enantiomeric separation is achieved from the various diastereomeric interactions such as hydrogen bonding,…

ODS-A in 120Å pore size is the first choice of many chromatographers for high performance reversed phase separations. It has selectivity for the separation of a wide range of organic compounds found in pharmaceutical, chemical and biotechnology industries. ODS-A is a high coverage, fully endcapped…

SUMICHIRAL OA columns are high-performance chiral columns for enantiomer separation by HPLC. On SUMICHIRAL OA columns direct separation of various enantiomers can be realized effectively. Enantiomeric separation is achieved from the various diastereomeric interactions such as hydrogen bonding,…

ODS-AQ is a unique reversed-phase material with both a hydrophobic high carbon loading and a relatively hydrophilic surface. Because of the hydrophilic surface, ODS-AQ can be "wetted" with polar eluents. ODS-AQ provides chromatographers reproducible retention and excellent peak shape in highly…

ODS-AQ is a unique reversed-phase material with both a hydrophobic high carbon loading and a relatively hydrophilic surface. Because of the hydrophilic surface, ODS-AQ can be "wetted" with polar eluents. ODS-AQ provides chromatographers reproducible retention and excellent peak shape in highly…

ODS-A is a high coverage, fully endcapped C18 phase which exhibits exceptional batch-to-batch reproducibility. ODS-A columns are noted for their high efficiency, selectivity and long lifetimes. 200Å ODS-A offers a unique mix of moderately large pores and high surface area for the analysis of a wide…

ODS-AQ is a unique reversed-phase material with both a hydrophobic high carbon loading and a relatively hydrophilic surface. Because of the hydrophilic surface, ODS-AQ can be "wetted" with polar eluents. ODS-AQ provides chromatographers reproducible retention and excellent peak shape in highly…

SUMICHIRAL OA columns are high-performance chiral columns for enantiomer separation by HPLC. On SUMICHIRAL OA columns direct separation of various enantiomers can be realized effectively. Enantiomeric separation is achieved from the various diastereomeric interactions such as hydrogen bonding,…

YMC-UltraHT Hydrosphere C18 is a C18 bonded phase based on highly efficient 2 µm spherical silica particles. It is designed to maintain hydrohilicity on the packing surface for superior separation of hydrophilic compounds. Can be used with 100% aqueous as mobile phase Superior column performance…

C8 is the most commonly used column type following C18. YMC Octyl columns are prepared from exhaustive bonding of a monomeric octylsilane to totally spherical and porous silica gels. The functionalized silica is then treated with a endcapping process. Application: For Anti-Human Immunodeficiency…

Choose the YMC CHIRAL Polysaccharide Derivative Series for cost-effective, reproducible Chiral separations. Product features include a Chiral HPLC column/packing material with polysaccharides chiral selector; applicability to various chiral compounds;

PolymerC18 is a C18 column made from methacrylate polymer. It has excellent pH stability and it is useful for separation of basic compounds because there are no silanol or metal impurities to cause secondary interaction. Since p electrons of the carbonyl group or the hydroxyl group on the surface…

YMC-Pack ODS-A has a highly endcapped surface structure and appropriate hydrophobicity for separation of a wide range of compounds. It is produced under strict quality control with respect to 50 or more parameters in order to ensure stable quality. This product is highly regarded as the standard…

Pro C18 RS has excellent peak shape for the separation of basic compounds because of high quality end capping. Pro C18 RS has high recognition of stereoselectivity because of high carbon polymeric type bonding. Pro C18 RS can be used over a wide pH range (1-10) to aid in method development. High…

BioPro IEX Columns are for the separation of proteins, peptides, and nucleic acids. BioPro IEX Columns are available in QA and SP chemistries and are based on porous (QA and SP columns) and non-porous (QF and SF columns) hydrophilic polymer beads with low nonspecific adsorption. The porous…