Category |
Applications |
Internal diameter (mm) |
Pressure limit (bar) |
ph range |
Comments |
Stainless steel |
- All capillary applications, except where bio-inertness is required
- 1/32 in od designed for Agilent 1100 systems
- 1/16 in and 1/8 in od for most application
|
0.075
0.12
0.17
0.25
0.3
0.5
0.61
0.93 |
1200 |
1-14 |
- Flexible for easy routing
- Ready to use: cleaned and passivated to a high standard
- Pre-cut capillaries are optimized for the lowest internal volume
- Use pre-cut lengths to maintain zero-dead-volume performance
|
Titanium |
- Where ultimate bio-inertness is essentia
|
0.17
0.61 |
600 |
1-14 |
|
Stainless-steel-coated PEEK |
- Universal for standard and bio-inert applications
- UHPLC bio-inert applications
|
0.17 |
600 |
1-14 |
- Metal-free flow path
- Robust ü Flexible
- Resists corrosion better than stainless steel
|
PEEK-coated fused silica |
- Industry standard for most LC applications
|
0.025
0.050
0.075
0.100
0.125 |
690 |
1-10 |
- Mechanically strong
- Consistent, rigid flow path
- Ideal replacement for stainless steel
- To avoid permanent tube damage, always use pre-cut lengths
|
PEEK |
|
0.13
0.18
0.25
0.50 |
480
200 |
1-14 |
- Smooth internal surface minimizes turbulence for improved resolution
- Flexible, easily cut to length
- Use with PEEK or stainless steel fittings
- Excellent solvent compatibility
|