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. …

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…

J'sphere offers a choice from three kinds of ODS made from the same silica gel base, each with different ligand coverage. Differences in ligand coverage considerably affect the hydrophobic retention behavior of solutes, as well as the separation behavior resulting from solute functional groups or…

ODS-AM is a high carbon load C18 packing that is similar in selectivity to ODS-A. The major difference between these bonded phases is that ODS-AM has extremely tight specification criteria which provides excellent peak shape and more reproducible separation. Application: For Alkaloids Long-term…

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 C8 is a versatile column with excellent chemical durability that is equivalent to YMC-Triart C18. YMC-Triart C8 is suitable for fast analysis of samples containing hydrophobic compounds that are strongly retained on C18 columns or samples containing compounds with large differences in…

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…

Phenyl columns provide unique selectivity when compared to aliphatic straight chain reversed phases such as ODS, C8 and C4. The p electrons of the phenyl group can interact with the aromatic ring of an analyte to increase retention relative to non-aromatic species. Phenyl also has application as an…

In a reversed-phase mode, Cyano columns are the most polar and least retentive of all reversed-phase packings. Extremely hydrophobic compounds, which do not elute on standard C18 and C8 packings with typical reversed-phase eluents, can be chromatographed using Cyano columns. In addition, the unique…

YMC-Pack Diol-NP shows retention behavior of normal-phase chromatography when it is used with low-polarity mobile phases. Hydroxyl groups on the surface of the stationary phase act as polar groups. YMC-Pack Diol-NP is as widely applicable to normal-phase separation as silica gel. It is also useful…

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. This produces a moderate 10% carbon loading on…

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…

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…

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 America column coupler is a single- and double-end connector. Stainless tube 50 mm×1, male nut×2, ferrule×2)

J'sphere offers a choice from three kinds of ODS made from the same silica gel base, each with different ligand coverage. Differences in ligand coverage considerably affect the hydrophobic retention behavior of solutes, as well as the separation behavior resulting from solute functional groups or…

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…

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…

All phases in the Pro-family are ideal for the analysis of all types of organic molecules but specifically basic and metal chelating compounds. The ultrapure silica and very low residual silanol activity means that these columns frequently do not require the use of ion-pairing reagents or…

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…

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…

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…

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…

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…

All phases in the Pro-family are ideal for the analysis of all types of organic molecules but specifically basic and metal chelating compounds. The ultrapure silica and very low residual silanol activity means that these columns frequently do not require the use of ion-pairing reagents or…

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…

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…

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…

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. This produces a moderate 10% carbon loading on…

Meteoric Core products feature ultra fast separation and outstanding resolution, excellent peak shape on basic and coordination compounds, a wide usable pH range, and a low column bleed.

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,…