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

P.S. The “Ultimate” series columns and “Ultisil” series columns are the same product with different names to meet our global marketing strategy.

Ultisil LP-C18, 5µm, 4.6×250mm, Multi-batch Bundle (3pcs/pk)

P/N: HK208-31043-3P

$1,830.00 USD

Ultisil LP-C18 column is a HPLC column designed to withstand 100% aqueous to 100% organic solvents. It features steric hindrance side-chain protection to shield hydroxyl groups and adopts a non-end...

Ultisil Polar RP, 5µm, 4.6×250mm, Multi-batch Bundle (3pcs/pk)

P/N: HK215-31043-3P

$1,830.00 USD

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...

Ultisil Plus C18, 5µm, 4.6×250mm, Multi-batch Bundle (3pcs/pk)

P/N: HK260-31043-3P

$1,680.00 USD

Ultisil Plus series features exceptional anti-fouling capability, ensuring outstanding longevity while analyzing complex matrix samples.Ultisil Plus C18 column has a lower specific surface area, sl...

Ultisil ODS-3, 5µm, 4.6×250mm, Multi-batch Bundle (3pcs/pk)

P/N: HK275-31043-3P

$1,500.00 USD

Ultisil ODS-3 column is a universal C18 column compatible with 100% aqueous phases. It has minimal adsorption for both acidic and basic compounds, ensuring excellent peak shapes. Ideal for the sepa...

Ultisil MM NH2/CN, 5µm, 4.6×250mm (1pcs/pk)

P/N: H00243-31043

$610.00 USD

Ultisil MM NH2/CN column features a mixed-mode stationary phase with amino (NH2) and cyano (CN) bonding, providing unique selectivity compared to conventional amino columns. It is particularly suit...

Ultisil MM NH2/CN, 5µm, 4.6×150mm (1pcs/pk)

P/N: H00243-31041

$580.00 USD

Ultisil MM NH2/CN, 5µm, 3.0×150mm (1pcs/pk)

P/N: H00243-31023

$580.00 USD

Ultisil MM NH2/CN, Cartridge: 5µm, 120Å, 4.6×10mm, 2pcs

P/N: H00808-04037

$68.00 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...

Ultisil UHPLC HILIC, 1.8µm, 2.1×30mm (1pcs/pk)

P/N: H00200-11009

$590.00 USD

Ultisil UHPLC HILIC column is packed with 1.8 µm high-purity silica and can withstand pressures up to 15,000 psi. It is designed for HILIC-mode separation of highly hydrophilic compounds using high...

Ultisil UHPLC HILIC, 1.8µm, 2.1×50mm (1pcs/pk)

P/N: H00200-11010

$650.00 USD

Ultisil UHPLC HILIC, 1.8µm, 2.1×100mm (1pcs/pk)

P/N: H00200-11012

$740.00 USD

Ultisil UHPLC HILIC, 1.8µm, 2.1×75mm (1pcs/pk)

P/N: H00200-11011

$740.00 USD

Ultisil UHPLC HILIC, 1.8µm, 2.1×150mm (1pcs/pk)

P/N: H00200-11014

$870.00 USD

Ultisil UHPLC HILIC, 1.8µm, 2.1×50mm, W-Port (1pcs/pk)

P/N: H00200-11210

$650.00 USD

Ultisil UHPLC HILIC, 1.8µm, 2.1×100mm, W-Port (1pcs/pk)

P/N: H00200-11212

$720.00 USD

Ultisil UHPLC HILIC, 1.8µm, 3.0×30mm (1pcs/pk)

P/N: H00200-11018

$890.00 USD

Ultisil UHPLC HILIC, 1.8µm, 3.0×50mm (1pcs/pk)

P/N: H00200-11019

$920.00 USD

Ultisil UHPLC HILIC, 1.8µm, 3.0×100mm (1pcs/pk)

P/N: H00200-11021

$990.00 USD

Ultisil UHPLC HILIC, 1.8µm, 3.0×150mm (1pcs/pk)

P/N: H00200-11023

$1,080.00 USD

Ultisil UHPLC HILIC, 1.8µm, 4.6×30mm (1pcs/pk)

P/N: H00200-11036

$890.00 USD

Ultisil UHPLC HILIC, 1.8µm, 4.6×50mm (1pcs/pk)

P/N: H00200-11037

$920.00 USD

Ultisil UHPLC HILIC, 1.8µm, 4.6×150mm (1pcs/pk)

P/N: H00200-11041

$1,080.00 USD

Ultisil UHPLC HILIC, 1.8µm, 4.6×100mm (1pcs/pk)

P/N: H00200-11039

$990.00 USD

Ultisil HILIC Silica, 5um, 10×250mm, 120Å (1pcs/pk)

P/N: H02622-21102

$1,420.00 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...