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HPLC Columns
Welch Materials offers a wide array of column choices, including HPLC, UHPLC, GPC, SEC and Chiral. All columns are under strict quality control to guarantee reproducibility and performance of the columns.
Ultisil SiO2, 3μm, 3.0×50mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 3.0×30mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×150mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×125mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×100mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×75mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×50mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×33mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil SiO2, 3μm, 2.1×30mm
Ultisil SiO2 column uses ultra-high purity type B silica particles with no metal contents. SiO2 column can separate strong hydrophilic compounds in high concentration organic solvent in reversed ph...
Ultisil Diol, Semi-Prep Cartridge: 10µm, 120Å, 21.2×10mm
Welch preparative guard column cartridges uses the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating an...
Ultisil XB-Diol, Prep Cartridge: 5µm, 120Å, 21.2×10mm
Welch preparative guard column cartridges uses the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating an...
Ultisil XB-Diol, Semi-Prep Cartridge: 5µm, 120Å, 10×10mm
Welch preparative guard column cartridges uses the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating an...
Ultisil XB-Diol, Cartridge: 10µm, 120Å, 4.6×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Ultisil XB-Diol, Cartridge: 5µm, 120Å, 4.6×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Ultisil XB-Diol, Cartridge: 3µm, 120Å, 4.6×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Ultisil XB-Diol, Cartridge: 5µm, 120Å, 2.1×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Ultisil XB-Diol, Cartridge: 3µm, 120Å, 2.1×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Ultisil XB-Diol, 10μm, 50×250mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
Ultisil XB-Diol, 10μm, 50×150mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
Ultisil XB-Diol, 10μm, 30×250mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
Ultisil XB-Diol, 10μm, 30×150mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
Ultisil XB-Diol, 10μm, 21.2×250mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
Ultisil XB-Diol, 10μm, 21.2×150mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
Ultisil XB-Diol, 10μm, 21.2×50mm, 120Å
Welch preparative column uses the same packing materials as does analytical column, to ensure the best reproducibility of analysis and preparative scale. Special packing technique and stainless mod...
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