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.
P/N: H00235-31041
Ultisil MM C18/SCX, 5μm, 4.6×150mm (1pcs/pk)
Ultisil MM C18/SCX column features a mixed-mode stationary phase with C18 and SCX bonding, offering distinct selectivity from traditional single bonded phase columns. Featuring dual retention mecha...
P/N: H00235-31039
Ultisil MM C18/SCX, 5μm, 4.6×100mm (1pcs/pk)
Ultisil MM C18/SCX column features a mixed-mode stationary phase with C18 and SCX bonding, offering distinct selectivity from traditional single bonded phase columns. Featuring dual retention mecha...
P/N: H00235-31038
Ultisil MM C18/SCX, 5μm, 4.6×75mm (1pcs/pk)
Ultisil MM C18/SCX column features a mixed-mode stationary phase with C18 and SCX bonding, offering distinct selectivity from traditional single bonded phase columns. Featuring dual retention mecha...
P/N: H00235-31021
Ultisil MM C18/SCX, 5μm, 3.0×100mm (1pcs/pk)
Ultisil MM C18/SCX column features a mixed-mode stationary phase with C18 and SCX bonding, offering distinct selectivity from traditional single bonded phase columns. Featuring dual retention mecha...
P/N: H00235-31014
Ultisil MM C18/SCX, 5μm, 2.1×150mm (1pcs/pk)
Ultisil MM C18/SCX column features a mixed-mode stationary phase with C18 and SCX bonding, offering distinct selectivity from traditional single bonded phase columns. Featuring dual retention mecha...
P/N: H00235-31012
Ultisil MM C18/SCX, 5μm, 2.1×100mm (1pcs/pk)
Ultisil MM C18/SCX column features a mixed-mode stationary phase with C18 and SCX bonding, offering distinct selectivity from traditional single bonded phase columns. Featuring dual retention mecha...
P/N: H00225-51037
Ultisil Zn, 4.6×50mm (1pcs/pk)
As a zinc powder reduction column designed for the detection of vitamin K1 or similar substances, Ultisil Zn column uses zinc powder as packing materials with specifications of 4.6 mm×50 mm and par...
P/N: H00808-15825
Ultisil Polar RP, Prep Cartridge: 10µm, 120Å, 21.2×10mm
Welch preparative guard column cartridges use the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating and...
P/N: H00808-04812
Ultisil Polar RP, Prep Cartridge: 5µm, 120Å, 21.2×10mm
Welch preparative guard column cartridges use the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating and...
P/N: H00808-04417
Ultisil Polar RP, Semi-Prep Cartridge: 5µm, 120Å, 10×10mm
Welch preparative guard column cartridges use the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating and...
P/N: HU808-215-45
Ultisil UHPLC Polar RP, Cartridge: 1.8μm, 120Å, 4.0×5mm, 2pcs
Welch UHPLC guard cartridges use the same packing materials as does UHPLC column to ensure the best analysis results. When 2.0 <ID ≤3.0mm, it is recommended to use 2.1×5.0mm cartridge, while whe...
P/N: HU808-215-25
Ultisil UHPLC Polar RP, Cartridge: 1.8μm, 120Å, 2.1×5mm, 2pcs
Welch UHPLC guard cartridges use the same packing materials as does UHPLC column to ensure the best analysis results. When 2.0 <ID ≤3.0mm, it is recommended to use 2.1×5.0mm cartridge, while whe...
P/N: H00808-05015
Ultisil Polar RP, Cartridge: 10µm, 120Å, 4.6×10mm, 2pcs
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
P/N: H00808-04017
Ultisil Polar RP, Cartridge: 5µm, 120Å, 4.6×10mm, 2pcs
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
P/N: H00808-03009
Ultisil Polar-RP, Cartridge: 3µm, 120Å, 4.6×10mm, 2pcs
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
P/N: H00808-24017
Ultisil Polar-RP, Cartridge: 5µm, 120Å, 2.1×10mm, 2pcs
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
P/N: H00808-23009
Ultisil Polar-RP, Cartridge: 3µm, 120Å, 2.1×10mm, 2pcs
Welch guard cartridges use the same packing materials as the analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use a 2.1×10mm cartridge, whil...
P/N: H00215-41043
Ultisil Polar RP, 10μm, 4.6×250mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
P/N: H00215-41036
Ultisil Polar RP, 10μm, 4.6×30mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
P/N: H00215-41067
Ultisil Polar RP, 10μm, 3.9×300mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
P/N: H00215-31051
Ultisil Polar RP, 5μm, 7.8×250mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
P/N: H00215-31050
Ultisil Polar RP, 5μm, 7.8×150mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
P/N: H00215-31049
Ultisil Polar RP, 5μm, 7.8×100mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
P/N: H00215-31046
Ultisil Polar RP, 5μm, 6.5×250mm (1pcs/pk)
Ultisil Polar RP is a reversed-phase column with selectivity distinct from conventional C18. It incorporates embedded polar groups, allowing the alkyl phase to remain solvated even in highly aqueou...
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