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

Catalog # 9174312

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

Catalog # 9174315

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

Catalog # 917431E

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

Catalog # 9174332

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

Catalog # 9174335

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

Catalog # 917433E

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

Catalog # 9174352

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

Catalog # 9174355

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

Catalog # 917435E

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

Catalog # 9174362

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

Catalog # 9174365

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

Catalog # 917436E

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

Catalog # 9174512

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

Catalog # 9174514

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

Catalog # 9174515

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

Catalog # 917451E

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

Catalog # 9174522

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

Catalog # 9174525

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

Catalog # 917452E

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

Catalog # 9174532

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

Catalog # 9174535

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

Catalog # 917453E

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

Catalog # 9174552

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

Catalog # 9174555

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

Catalog # 917455E

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

Catalog # 9174562

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

Catalog # 9174564

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

Catalog # 9174565

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

Catalog # 917456E

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

Catalog # 9174572

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

Catalog # 9174575

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

Catalog # 917457E

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

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