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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 UHPLC Phenyl-Hexyl, 1.8μm, 2.1×50mm
$880.00 USD
$880.00 USD
With high column efficiency and good lot-to-lot reproducibility, Welch UHPLC Column(1.8μm) can generate high quality data, decreasing the probability of repeated sample analyses while reducing the ...
Xtimate C18, Prep Cartridge: 10µm, 120Å, 50×10mm
$694.00 USD
$694.00 USD
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...
Xtimate C18, Prep Cartridge: 10µm, 120Å, 30×10mm
$484.00 USD
$484.00 USD
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...
Xtimate Polar-RP, 10μm, 50×250mm, 120Å
$18,548.00 USD
$18,548.00 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 Polar-RP, 10μm, 10×250mm, 120Å
$3,387.00 USD
$3,387.00 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 Polar-RP, 5μm, 30×250mm, 120Å
$15,877.00 USD
$15,877.00 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 Polar-RP, 5μm, 30×150mm, 120Å
$11,290.00 USD
$11,290.00 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 Polar-RP, 5μm, 21.2×250mm, 120Å
$6,709.00 USD
$6,709.00 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 Polar-RP, 5μm, 21.2×150mm, 120Å
$5,735.00 USD
$5,735.00 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 Polar-RP, 5μm, 10×250mm, 120Å
$3,225.00 USD
$3,225.00 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, 10μm, 50×250mm, 120Å
$19,355.00 USD
$19,355.00 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, 10μm, 30×250mm, 120Å
$8,710.00 USD
$8,710.00 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, 10μm, 21.2×250mm, 120Å
$4,500.00 USD
$4,500.00 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, 10μm, 10×250mm, 120Å
$2,032.00 USD
$2,032.00 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, 30×250mm, 120Å
$11,290.00 USD
$11,290.00 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, 21.2×250mm, 120Å
$5,516.00 USD
$5,516.00 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, 10×250mm, 120Å
$2,645.00 USD
$2,645.00 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 SEC-200, Cartridge: 5µm, 4.6×10mm
$150.00 USD
$150.00 USD
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...
Xtimate SEC-300, Cartridge: 5µm, 4.6×10mm
$150.00 USD
$150.00 USD
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...
Xtimate SEC-300, Cartridge: 3µm, 4.6×10mm
$160.00 USD
$160.00 USD
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...
Xtimate SEC-120, Cartridge: 5µm, 4.6×10mm
$150.00 USD
$150.00 USD
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...
Xtimate Sugar-H, Cartridge: 8µm, 4.6×10mm
$150.00 USD
$150.00 USD
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...
Xtimate Sugar-H, Cartridge: 5µm, 4.6×10mm
$150.00 USD
$150.00 USD
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...
Xtimate Sugar-Ca, Cartridge: 8µm, 4.6×10mm
$150.00 USD
$150.00 USD
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...