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Ultra C18 Columns (USP L1)

Excellent for a wide range of analyses.

Stationary Phase Category: C18, octadecylsilane (L1)
Ligand Type: monomeric C18
Particle: 3 µm or 5 µm, spherical
Pore Size: 100 Å
Carbon Load: 20%
End-Cap: yes
Surface Area: 300 m2/g
pH Range: 2.5 to 8
Maximum Temperature: 80 °C

Ordering Notes

Certificates of analysis for new Restek LC columns are now provided electronically. To view and download, visit www.restek.com/documentation then enter your cat.# and serial #.

Before you order, consider experiencing Selectivity Accelerated with Raptor SPP Core-Shell LC Columns.
Documentation and Instructions Sheets

Ultra C18 Columns (USP L1)

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Product Options

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Catalog # Clear All
9174312 2.1 mm 100 mm 3 µm ea. Select Deselect

Catalog # 9174312

ID
2.1 mm  
Length
100 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174315 4.6 mm 100 mm 3 µm ea. Select Deselect

Catalog # 9174315

ID
4.6 mm  
Length
100 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
Similar To
Grace 287092
Grace 5125972
917431E 3.0 mm 100 mm 3 µm ea. Select Deselect

Catalog # 917431E

ID
3.0 mm  
Length
100 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174332 2.1 mm 30 mm 3 µm ea. Select Deselect

Catalog # 9174332

ID
2.1 mm  
Length
30 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174335 4.6 mm 30 mm 3 µm ea. Select Deselect

Catalog # 9174335

ID
4.6 mm  
Length
30 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917433E 3.0 mm 30 mm 3 µm ea. Select Deselect

Catalog # 917433E

ID
3.0 mm  
Length
30 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174352 2.1 mm 50 mm 3 µm ea. Select Deselect

Catalog # 9174352

ID
2.1 mm  
Length
50 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174355 4.6 mm 50 mm 3 µm ea. Select Deselect

Catalog # 9174355

ID
4.6 mm  
Length
50 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917435E 3.0 mm 50 mm 3 µm ea. Select Deselect

Catalog # 917435E

ID
3.0 mm  
Length
50 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174362 2.1 mm 150 mm 3 µm ea. Select Deselect

Catalog # 9174362

ID
2.1 mm  
Length
150 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174365 4.6 mm 150 mm 3 µm ea. Select Deselect

Catalog # 9174365

ID
4.6 mm  
Length
150 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
Similar To
Grace 20516
Grace 5125421
917436E 3.0 mm 150 mm 3 µm ea. Select Deselect

Catalog # 917436E

ID
3.0 mm  
Length
150 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174512 2.1 mm 100 mm 5 µm ea. Select Deselect

Catalog # 9174512

ID
2.1 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174514 4.0 mm 100 mm 5 µm ea. Select Deselect

Catalog # 9174514

ID
4.0 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174515 4.6 mm 100 mm 5 µm ea. Select Deselect

Catalog # 9174515

ID
4.6 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917451E 3.0 mm 100 mm 5 µm ea. Select Deselect

Catalog # 917451E

ID
3.0 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174522 2.1 mm 200 mm 5 µm ea. Select Deselect

Catalog # 9174522

ID
2.1 mm  
Length
200 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174525 4.6 mm 200 mm 5 µm ea. Select Deselect

Catalog # 9174525

ID
4.6 mm  
Length
200 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917452E 3.0 mm 200 mm 5 µm ea. Select Deselect

Catalog # 917452E

ID
3.0 mm  
Length
200 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174532 2.1 mm 30 mm 5 µm ea. Select Deselect

Catalog # 9174532

ID
2.1 mm  
Length
30 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174535 4.6 mm 30 mm 5 µm ea. Select Deselect

Catalog # 9174535

ID
4.6 mm  
Length
30 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917453E 3.0 mm 30 mm 5 µm ea. Select Deselect

Catalog # 917453E

ID
3.0 mm  
Length
30 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174552 2.1 mm 50 mm 5 µm ea. Select Deselect

Catalog # 9174552

ID
2.1 mm  
Length
50 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174555 4.6 mm 50 mm 5 µm ea. Select Deselect

Catalog # 9174555

ID
4.6 mm  
Length
50 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917455E 3.0 mm 50 mm 5 µm ea. Select Deselect

Catalog # 917455E

ID
3.0 mm  
Length
50 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174562 2.1 mm 150 mm 5 µm ea. Select Deselect

Catalog # 9174562

ID
2.1 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
Similar To
Grace 9946
Grace 5131445
9174564 4.0 mm 150 mm 5 µm ea. Select Deselect

Catalog # 9174564

ID
4.0 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174565 4.6 mm 150 mm 5 µm ea. Select Deselect

Catalog # 9174565

ID
4.6 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917456E 3.0 mm 150 mm 5 µm ea. Select Deselect

Catalog # 917456E

ID
3.0 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174572 2.1 mm 250 mm 5 µm ea. Select Deselect

Catalog # 9174572

ID
2.1 mm  
Length
250 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
9174575 4.6 mm 250 mm 5 µm ea. Select Deselect

Catalog # 9174575

ID
4.6 mm  
Length
250 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  
917457E 3.0 mm 250 mm 5 µm ea. Select Deselect

Catalog # 917457E

ID
3.0 mm  
Length
250 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C18  

The Ultra line represents Restek’s broadest selection of stationary phases on a single silica support. Made of high-purity, type-B silica that minimizes activity and creates high-density bonding, these columns are designed for selective and reliable HPLC applications.
The general-purpose Restek C18 is a conventional monomeric octadecylsilane column suitable for analyses of a wide range of compounds from acidic through slightly basic.
Stationary Phase Category: C18, octadecylsilane (L1)
Ligand Type: monomeric C18
Particle: 3 µm or 5 µm, spherical
Pore Size: 100 Å
Carbon Load: 20%
End-Cap: yes
Surface Area: 300 m2/g
pH Range: 2.5 to 8
Maximum Temperature: 80 °C
Similar Phases

Agilent: Eclipse Plus C-18