
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: H00207-11018
Ultisil UHPLC AQ-C18, 1.8μm, 3.0×30mm
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11212
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×100mm, W-Port
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11210
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×50mm, W-Port
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11014
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×150mm
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11012
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×100mm
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11011
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×75mm
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11010
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×50mm
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00207-11009
Ultisil UHPLC AQ-C18, 1.8μm, 2.1×30mm
Ultisil UHPLC columns offer high efficiency and excellent batch-to-batch reproducibility, ensuring superior chromatographic data quality while reducing the need for repeated sample analysis and min...
P/N: H00808-08802
Ultisil XB-C8, Prep Cartridge: 10µm, 120Å, 30×10mm
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: H00808-15826
Ultisil XB-C8, Prep Cartridge: 10µm, 300Å, 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: H00808-05802
Ultisil XB-C8, 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: H00808-25411
Ultisil XB-C8, Semi-Prep Cartridge: 10µm, 300Å, 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: H00808-14802
Ultisil XB-C8, 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: H00808-04419
Ultisil XB-C8, Semi-Prep Cartridge: 5µm, 300Å, 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: H00808-04402
Ultisil XB-C8, 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: HU808-202-45
Ultisil UHPLC XB-C8, 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: HU808-202-25
Ultisil UHPLC XB-C8, 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: H00808-05002
Ultisil XB-C8, 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: H00808-04019
Ultisil XB-C8, Cartridge: 5µm, 300Å, 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: H00808-04002
Ultisil XB-C8, 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: H00808-24019
Ultisil XB-C8, Cartridge: 5µm, 300Å, 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: H00808-24002
Ultisil XB-C8, 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: H00808-03028
Ultisil XB-C8, Cartridge: 3µm, 300Å, 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: H00808-03002
Ultisil XB-C8, 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...
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