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Xtimate Columns

Xtimate Columns

Xtimate is a new premium HPLC column series and is the product of several years of continuous research on advanced surface modification at Welch Materials, Inc. The Xtimate Series includes columns based on hybrid silica-polymer packing materials and those based on pure polymer media, as well as size exclusion (SEC) columns.

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Xtimate SEC-2000, Cartridge: 5µm, 4.6×10mm, 2pcs
SKU: 00808-06005
$300.00 USD
$300.00 USD
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...
Xtimate XB-SCX, Cartridge: 5µm, 120Å, 2.1×10mm, 2pcs
SKU: 00808-24112
$80.00 USD
$80.00 USD
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...
Xtimate NH2, Cartridge: 5µm, 120Å, 4.6×10mm, 2pcs
SKU: 00808-04104
$86.00 USD
$86.00 USD
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...
Xtimate Polar-RP, Cartridge: 3µm, 120Å, 4.6×10mm, 2pcs
SKU: 00808-03109
$132.00 USD
$132.00 USD
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...
Xtimate C8, Cartridge: 5µm, 300Å, 4.6×10mm, 2pcs
SKU: 00808-04158
$106.00 USD
$106.00 USD
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...
Xtimate C18, Cartridge: 3.5µm, 120Å, 4.6×10mm, 2pcs
SKU: 00808-13901
$132.00 USD
$132.00 USD
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...
Xtimate C18, 10μm, 70×250mm, 120Å
SKU: 01610-31238
$33,180.00 USD
$33,180.00 USD
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...
Xtimate C8, 5μm, 21.2×150mm, 120Å
SKU: 01620-21105
$2,890.00 USD
$2,890.00 USD
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...
Xtimate C4, 10μm, 21.2×250mm, 120Å
SKU: 01660-31106
$4,610.00 USD
$4,610.00 USD
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...
Xtimate C18, 10μm, 50×50mm, 120Å
SKU: 01610-31126
$50,660.00 USD
$50,660.00 USD
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...
Xtimate C18, 10μm, 30×100mm, 120Å
SKU: 01610-31129
$3,700.00 USD
$3,700.00 USD
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...
Xtimate C18, 5μm, 30×100mm, 120Å
SKU: 01610-21129
$4,940.00 USD
$4,940.00 USD
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...
Xtimate C4, 5μm, 4.6×150mm, 300Å
SKU: 00107-23041
$750.00 USD
$750.00 USD
The Xtimate series columns are specifically designed for liquid chromatography methods, offering the flexibility to use a wide range of mobile phase systems and a broad temperature spectrum across ...
Xtimate C4, 5μm, 4.6×250mm, 300Å
SKU: 00107-23043
$780.00 USD
$780.00 USD
The Xtimate series columns are specifically designed for liquid chromatography methods, offering the flexibility to use a wide range of mobile phase systems and a broad temperature spectrum across ...
Xtimate C4, 3μm, 4.6×250mm, 300Å
SKU: 00107-13043
$850.00 USD
$850.00 USD
The Xtimate series columns are specifically designed for liquid chromatography methods, offering the flexibility to use a wide range of mobile phase systems and a broad temperature spectrum across ...
Xtimate C4, 3μm, 4.6×150mm, 300Å
SKU: 00107-13041
$780.00 USD
$780.00 USD
The Xtimate series columns are specifically designed for liquid chromatography methods, offering the flexibility to use a wide range of mobile phase systems and a broad temperature spectrum across ...
Xtimate DLC C18, 5μm, 4.6×150mm
SKU: 00101-21541
$780.00 USD
$780.00 USD
The diamond coating technology enhances the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Xtimate DLC Bio SEC-300, 5μm, 7.8×300mm
SKU: 00289-33952
$2,040.00 USD
$2,040.00 USD
The diamond coating technology enhances the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Xtimate DLC Bio SEC-300, 5μm, 4.6×300mm
SKU: 00289-33944
$1,970.00 USD
$1,970.00 USD
The diamond coating technology enhances the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Xtimate PEG-SEC-300, 5μm, 7.8×300mm
SKU:
$1,970.00 USD
$1,970.00 USD
Xtimate PEG-SEC column employs a specialized surface modification technique to ensure excellent stability and batch-to-batch reproducibility. Its unique dual-bonding mechanism minimizes nonspecific...
Xtimate PEG-SEC-200, 5μm, 7.8×300mm
SKU: 00288-32052
$1,970.00 USD
$1,970.00 USD
Xtimate PEG-SEC column employs a specialized surface modification technique to ensure excellent stability and batch-to-batch reproducibility. Its unique dual-bonding mechanism minimizes nonspecific...
Xtimate PEG-SEC-120, 5μm, 7.8×300mm
SKU: 00288-31052
$1,970.00 USD
$1,970.00 USD
Xtimate PEG-SEC column employs a specialized surface modification technique to ensure excellent stability and batch-to-batch reproducibility. Its unique dual-bonding mechanism minimizes nonspecific...
Xtimate DLC C18, 5μm, 4.6×250mm
SKU: 00101-21543
$820.00 USD
$820.00 USD
The diamond coating technology enhances the inner surface of the chromatography column with strong hydrophobicity, which overcomes the adverse effects of the column wall on separation.The high hard...
Xtimate Bio SEC-300, 3μm, 7.8×300 mm
SKU: 00289-23052
$1,870.00 USD
$1,870.00 USD
Xtimate Bio SEC column features ultrapure silica microspheres as matrices, with a uniform surface bonded with a hydrophilic polymer of nanometer thickness. It effectively reduces the adsorption of ...