www.restek.com 47
Replace DB-5ht, ZB-5HT, and VF-5ht and
benefit from better data and lower bleed!
NEW!
Looking for an
Inert
and
Low Bleed
High Temp Column?
Column: Rxi
®
-5HT (see notes for competitors), 30 m, 0.25 mm ID, 0.10 µm (cat.# 13908)
For analytical conditions, visit www.restek.com and search for chromatogram GC_GN1144
*Column is capable of going to 430°C, but column lifetime will be reduced.
Rxi®-5HT Columns
(fused silica)
(low polarity phase; 5% diphenyl/95% dimethyl polysiloxane)
• 40% longer lifetime from specially designed fused silica
tubing.
• Columns processed for high temperature applications.
• Temperature range: -60 to 400 °C*.
ID
df
temp. limits
15-Meter
30-Meter
0.25mm 0.10µm -60 to 400°C 13905
13908
0.25µm -60 to 400°C
13923
0.32mm 0.10µm -60 to 400°C 13906
13909
0.25µm -60 to 400°C
13924
0.53mm 0.15µm -60 to 400°C
13910
Rxi®-1HT Columns
(fused silica)
(100% dimethyl polysiloxane)
• Columns processed for high temperature
applications.
• Temperature range: -60 to 400 °C*.
ID
df
temp. limits
15-Meter
30-Meter
0.25mm 0.10µm -60 to 400°C 13950
13951
0.25µm -60 to 400°C
13952
0.32mm 0.10µm -60 to 400°C 13953
13954
0.25µm -60 to 400°C
13955
0.53mm 0.15µm -60 to 400°C
13956
*Column is capable of going to 430°C, but column lifetime will be reduced.
Varian-5HT
Rxi®-5HT
DB-5HT
Zebron-5HT
110°C
380°C
400°C
0
10
20
30
min.
GC_GN1144
Bleed Profiles of 5HT Columns
High temperature columns have thin films so
they need to be thoroughly deactivated.
Restek’s Rxi® process offers better inertness
and lower bleed than any other manufacturer.
NEW!
Website : www.chromtech.net.au E-mail : info@chromtech.net.au TelNo : 03 9762 2034 . . . in AUSTRALIA Mar