Ultisil Columns
Ultisil is a broad selection of various stationary phases, each one offering familiar separation behavior in its classification. Upgrade to Ultisil to make it easy to demonstrate equivalence with the phase you might be using currently – plus, you get the Welch Advantages of Purity, Chemistry and Consistency.
Highlights
- Ultra-pure spherical porous silica, purity > 99.999%
- Tested and proven low levels of trace metal contamination
- Tenaciously-controlled bonding chemistry and end-capping
- Class-leading reproducibility, efficiency, symmetry, and lifetime
Ultisil UHPLC HILIC, 1.8μm, 4.6×30mm
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 ...
Ultisil UHPLC HILIC, 1.8μm, 4.6×50mm
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 ...
Ultisil UHPLC HILIC, 1.8μm, 4.6×150mm
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 ...
Ultisil UHPLC HILIC, 1.8μm, 4.6×100mm
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 ...
Ultisil HILIC Silica, 5um, 10×250mm, 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 HILIC Silica, 5um, 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 HILIC Silica, 5um, 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 HILIC Silica, 5um, 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 HILIC Silica, 10µm, 10×150mm, 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 HILIC Silica, 10µm, 10×250mm, 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 HILIC Silica, 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 HILIC Silica, 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 HILIC Silica, 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 HILIC Silica, 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 HILIC Silica, 3μm, 2.1×50mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3μm, 2.1×100mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3μm, 2.1×150mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3μm, 4.6×50mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3μm, 4.6×150mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3μm, 4.6×250mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3.5μm, 2.1×100mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3.5μm, 2.1×150mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3.5μm, 4.6×50mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
Ultisil HILIC Silica, 3.5μm, 4.6×100mm
Ultisil HILIC Silica uses high-purity silica gel with good mechanical stability as the matrix. The surface of the silica gel has been specially treated, so that the separation of strong polar subst...
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