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Ultra C4 Columns (USP L26)

Stationary Phase Category: C4, butylsilane (L26)
Ligand Type: monomeric C4
Particle: 3 µm or 5 µm, spherical
Pore Size: 100 Å
Carbon Load: 9%
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 #.

Documentation and Instructions Sheets

Ultra C4 Columns (USP L26)

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Catalog # Clear All
9102312 2.1 mm 100 mm 3 µm ea. Select Deselect

Catalog # 9102312

ID
2.1 mm  
Length
100 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102315 4.6 mm 100 mm 3 µm ea. Select Deselect

Catalog # 9102315

ID
4.6 mm  
Length
100 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910231E 3.0 mm 100 mm 3 µm ea. Select Deselect

Catalog # 910231E

ID
3.0 mm  
Length
100 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102332 2.1 mm 30 mm 3 µm ea. Select Deselect

Catalog # 9102332

ID
2.1 mm  
Length
30 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102335 4.6 mm 30 mm 3 µm ea. Select Deselect

Catalog # 9102335

ID
4.6 mm  
Length
30 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910233E 3.0 mm 30 mm 3 µm ea. Select Deselect

Catalog # 910233E

ID
3.0 mm  
Length
30 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102352 2.1 mm 50 mm 3 µm ea. Select Deselect

Catalog # 9102352

ID
2.1 mm  
Length
50 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102355 4.6 mm 50 mm 3 µm ea. Select Deselect

Catalog # 9102355

ID
4.6 mm  
Length
50 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910235E 3.0 mm 50 mm 3 µm ea. Select Deselect

Catalog # 910235E

ID
3.0 mm  
Length
50 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102362 2.1 mm 150 mm 3 µm ea. Select Deselect

Catalog # 9102362

ID
2.1 mm  
Length
150 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102365 4.6 mm 150 mm 3 µm ea. Select Deselect

Catalog # 9102365

ID
4.6 mm  
Length
150 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910236E 3.0 mm 150 mm 3 µm ea. Select Deselect

Catalog # 910236E

ID
3.0 mm  
Length
150 mm  
Particle Size
3 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102512 2.1 mm 100 mm 5 µm ea. Select Deselect

Catalog # 9102512

ID
2.1 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102515 4.6 mm 100 mm 5 µm ea. Select Deselect

Catalog # 9102515

ID
4.6 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910251E 3.0 mm 100 mm 5 µm ea. Select Deselect

Catalog # 910251E

ID
3.0 mm  
Length
100 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102522 2.1 mm 200 mm 5 µm ea. Select Deselect

Catalog # 9102522

ID
2.1 mm  
Length
200 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102525 4.6 mm 200 mm 5 µm ea. Select Deselect

Catalog # 9102525

ID
4.6 mm  
Length
200 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910252E 3.0 mm 200 mm 5 µm ea. Select Deselect

Catalog # 910252E

ID
3.0 mm  
Length
200 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102532 2.1 mm 30 mm 5 µm ea. Select Deselect

Catalog # 9102532

ID
2.1 mm  
Length
30 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102535 4.6 mm 30 mm 5 µm ea. Select Deselect

Catalog # 9102535

ID
4.6 mm  
Length
30 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910253E 3.0 mm 30 mm 5 µm ea. Select Deselect

Catalog # 910253E

ID
3.0 mm  
Length
30 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102552 2.1 mm 50 mm 5 µm ea. Select Deselect

Catalog # 9102552

ID
2.1 mm  
Length
50 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102555 4.6 mm 50 mm 5 µm ea. Select Deselect

Catalog # 9102555

ID
4.6 mm  
Length
50 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910255E 3.0 mm 50 mm 5 µm ea. Select Deselect

Catalog # 910255E

ID
3.0 mm  
Length
50 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102562 2.1 mm 150 mm 5 µm ea. Select Deselect

Catalog # 9102562

ID
2.1 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102565 4.6 mm 150 mm 5 µm ea. Select Deselect

Catalog # 9102565

ID
4.6 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910256E 3.0 mm 150 mm 5 µm ea. Select Deselect

Catalog # 910256E

ID
3.0 mm  
Length
150 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102572 2.1 mm 250 mm 5 µm ea. Select Deselect

Catalog # 9102572

ID
2.1 mm  
Length
250 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
9102575 4.6 mm 250 mm 5 µm ea. Select Deselect

Catalog # 9102575

ID
4.6 mm  
Length
250 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  
910257E 3.0 mm 250 mm 5 µm ea. Select Deselect

Catalog # 910257E

ID
3.0 mm  
Length
250 mm  
Particle Size
5 µm  
Units
ea.  
Pore Size
100 Å  
Product Name
Ultra C4  

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.
Exceptionally stable C4 packing with high bonding coverage and base deactivation.
Less retention than C18 or C8 phases.
Stationary Phase Category: C4, butylsilane (L26)
Ligand Type: monomeric C4
Particle: 3 µm or 5 µm, spherical
Pore Size: 100 Å
Carbon Load: 9%
End-Cap: yes
Surface Area: 300 m2/g
pH Range: 2.5 to 8
Maximum Temperature: 80 °C
Similar Phases

Supelco/Millipore Sigma: Supelcosil Butyl (C4)

Waters: Delta-Pak C4