||Our first column.
||Normal phase chemistry with 5 µm particle size.
||Expanded reversed-phase selectivity for polar compounds with C18 and cyano phases.
||3C18-P*, 3C18-P*, NH2,5C8*, 5TMS*
||Expanded reversed-phase offerings and introduced our first amino phase.
||5PE*, 5C18-300*, 5C8-300*, 5C4-300*, 5GPC-100*, 5GPC-300*
||Introduced several columns for protein and polymer analysis.
||GPC for lower-MW polymers.
||PYE has very high retention and selectivity for pi electrons (double & triple bonds) as well as planar selectivity. It has been used to separate PAHs and other organic pollutants.
||5C18-AR*, NPE, 5Diol-120*, 5Diol-300*
||The first versions of our acid-resistant C18 column and size exclusion (SEC) series.
||For protein analysis with acidic mobile phase, expanding possibilities for protein analysis.
||5C8-AR-300, 5C4-AR-300, Ph-AR-300
||Expanded acid-resistant product line.
||Upgraded our standard C18 column, and introduced our famous Buckyprep for fullerene analysis.
||Preparative column for fullerenes.
||5C18-AR-II, NH2-MS, 5CN-MS, 5C8-MS, 5C4-MS, 5TMS-MS, 5PE-MS
||Upgraded many of our columns with improved bonding technology.
||Improved our silica column with modern techniques for better peak performance.
||5C18-MS-II, 3C18-MS-II, 3C18-AR-II, 3SL-II, 5Diol-120-II, 5Diol-300-II
||Modern versions of our C18 and size exclusion series.
||Our 100% aqueous C18 column for hydrophilic compounds.
||Buckyprep-M, CSP-HPR*, 5C22-AR-II, HIC
||Added additional selectivity to our Buckyprep series and introduced our hydrophobic interaction column for protein analysis.
||Introduced our specialty column for saccharide separations.
||Introduced Cholester, a reversed-phase column for stereoisomers, and PBB-R, the predecessor to PBr.
||Developed our unique HILIC phase and a C18 column specialized for protein analysis.
||Our column for positional isomers and others–like a phenyl column, but stronger.
||The first of our 2.5 um series.
||Specialty column for carbon nanotubes.
||2.5πNAP, IEX series
||Introduced our ion exchange series.
||Released 3C18-EB, with our best endcapping technology to date, and additional selectivity for our Buckyprep series.
||5PFP, 5PBr, 2.5HILIC
||Several columns for alternative selectivity, including PBr, which can retain polar and non-polar compounds in reversed-phase mode.
||Introduced our core-shell series with standard C18 and our specialty Cholester phase.
||2.6PBr, HP, PY, 5Diol-1000-II
||Added PBr to our core-shell series, and introduced our SFC columns.
||Introduced our chiral series for separation of optically active compounds.
||Further improvement of our particle size lineup for specialty columns.