35
MXT
®
GuardColumns/Transfer Lines
Nominal ID
Nominal OD
5-Meter
5-Meter/6-pk.
10-Meter
0.28mm
0.53 ± 0.025mm
70044
70044-600
70046
0.53mm
0.74 ± 0.025mm
70045
70045-600
70047
Fused SilicaGuardColumns/Transfer Lines
*Not testedwith theGrob test mix because of a high pressure drop.
**30- and 60-meter lengths are banded in 5-meter sections.
†Recommendation: Cut 60m guard columns into shorter lengths. Using full lengthmay cause peak dis-
tortion.
Nominal ID
Nominal OD
1-Meter
5-Meter
5-Meter/6-pk.
0.025mm*
0.363 ± 0.012mm
10097
0.05mm
0.363 ± 0.012mm
10098
10040
10040-600
0.075mm*
0.363 ± 0.012mm
10099
0.10mm
0.363 ± 0.012mm
10100
10041
0.15mm
0.363 ± 0.012mm
10101
10042
0.18mm
0.37 ± 0.04mm
10102
10046
0.25mm
0.37 ± 0.04mm
10043
10043-600
0.28mm
0.37 ± 0.04mm
10003
10003-600
0.32mm
0.45 ± 0.04mm
10044
10044-600
0.45mm
0.69 ± 0.04mm
10005
10005-600
0.53mm
0.69 ± 0.05mm
10045
10045-600
Intermediate-Polarity DeactivatedGuardColumns& Transfer Lines
• Useful for awide range of applications.
• Compatiblewithmost common solvents.
Nominal ID
Nominal OD
10-Meter
10-Meter/6-pk. 30-Meter** 60-Meter**
†
0.25mm
0.37 ± 0.04mm
10049
10049-600
10012
10013
0.32mm
0.45 ± 0.04mm
10048
10048-600
10022
10023
0.53mm
0.69 ± 0.05mm
10047
10032
10033
Siltek
™
-DeactivatedGuardColumns
• Revolutionary deactivation process lowers analyte breakdown to less than 1%.
• Minimizes bleed.
• Ideal for chlorinated pesticide analysis.
• Analyze tough samples quickly and accurately.
• Maximum temperature of 380°C.
Siltek
™
-DeactivatedGuardColumns
Nominal ID
Nominal OD
5-Meter
10-Meter
0.25mm
0.37 ± 0.04mm
10026
10036
0.32mm
0.45 ± 0.04mm
10027
10037
0.53mm
0.69 ± 0.05mm
10028
10038
Let RestekMake theConnection for You!
Restek will connect a Siltek
™
guard column to any analytical column using a universal
Siltek
™
Press-Tight
®
connector andpolyimide sealing resin. Toorder a preconnectedguard
column, add the three-digit suffix from the chart below to any analytical column catalog
numberwhen ordering.
A 5m, 0.32mm ID Siltek
™
guard column
connected to a 30m, 0.32mm ID, 1.0µm
Rtx
®
-5 column is cat.# 10254-365.
Example:
5m Siltek
™
GuardColumn/Transfer Line
ID
cat.# suffix
0.25mm
-364
0.32mm
-365
0.53mm
-366
Restek Trademarks:
Siltek, Press-Tight, MXT,
CarboFrit, Rtx, Uniliner, Silcosteel, Stx, LeakDetective,
Stabilwax, Cyclosplitter, mini-Lam, Precision, InfraRed,
IceBlue, Plus 1.
Other Trademarks:
Valco (Valco Instruments Co., Inc.),
GRAPHPACK (Gerstel GmbH), Carbowax (Union
Carbide Corp.), TRACE (ThermQuest Corp.), Velcro
(Velcro Industries BV), Scotty (Scott Specialty Gases,
Inc.),Viton&VESPEL (E.I du Pont deNemours&Co.,
Inc.).
